Android 17:
Android 17 returns in the Dragonball Gt series and fuses with another version of Android 17 which Dr Gero and Dr Myuu create while they are in hell. Android 17 and Artificial 17 look the same except one wears a jacket and the other one doesn't. Android 17 and Artificial 17 fuse into Super 17.

Android 18:
This is 17's twin sister who is still in the Dragonball series with her daughter Maron and her husband Krillin. 18 has shorter hair in the dragonball gt series and she still has her fighting spirits as he helps Goku kill Super 17.

Baba:
Baba is still the same old witchy sister of Master Roshi in the Dragonball Gt series. Baba still helps the Z Fighters out by showing them stuff through her crystal ball about the events they need to see. Baba never really changes in the Dragonball GT series.

Bebi:
Bebi is the last survivor of the Tsufuru-jin race and is a blue looking creature, He was the only survivor from when The saiyans took over Planet Plant(Planet Vegeta) and renamed it Planet Vegeta. When Bebi returns he takes over Vegeta's body and fights Goku which Bebi ends up losing.

Blackstar Dragon:
The blackstar dragon is the dragon which appears from the blackstar dragonballs when the Z Fighters go to wish back Krillin after the super 17 saga. Because of all the wishes the z fighters made the blackstar dragon breaks off into 7 evil shenrons.

Bra:
Bra is the daughter of Vegeta and Bulma and the sister of Trunks and is a half saiyan girl. She doesn't fight at all even though she has saiyan blood running through her veins, Bra looks exactly like Bulma when she was young and wears a red leather dress. She usually follows Bulma around and does what she does.

Bubbles:
Bubbles is still the same old stupid pet monkey of King Kai, Bubbles still looks the same as he did in the dragonball z series but this time he doesn't live on King Kai's planet because King Kai's planet got destroyed. Bubbles always hangs out with King Kai and Gregory and used to help train Goku when he was in the other world.

Bulma:
Bulma like always changes her look in dragonball gt but never the less she still has her blue hair, but this time her hair is shorter than it was and she wears an orange dress. Bulma still works in the capsule corparation with her father Dr Brief and this time she has another kid with Vegeta called Bra who looks just like her but alot younger than she is of course. Bulma creates a brute ray for Vegeta in Dragonball Gt to make Vegeta go to the next saiyan level to fight Goku.

Cell:
Cell makes his return in Dragonball Gt as he teams up with Freiza to stop Goku getting to Earth to help stop Super 17 from destroying the planet. Cell and Freiza make quite an impact against Goku but Cell ends up getting killed once again by Goku when Goku freezes him in a machine of some sort in the other world.

Chii Shenron:
Chii Shenron is the first evil shenron to appear in the shenron era in dragonball gt and looks like a dopey idiot of a dragon but is still very strong, the bad energy which was used to create Chii was the energy from the revival of all the people which Majin Vegeta had killed. Chii Shenron is killed by Goku.

Dr Brief:
Dr Brief is still the same old Dr Breif with her cigerette and his kat on his shoulder, Dr Breif is still the president of capsule corps and is still married to his wife Mrs Brief.

Dr Gero:
Dr Gero returns in Dragonball Gt this time he is helping out Dr Myuu in creating another Android 17 so that he can fuse with the current android 17 to form Super 17, when Artificial 17 and Android 17 fuse and form Super 17 they kill Dr Gero like Android 17 did before.

Dr Myuu:
Dr Myuu first appears in dragonball gt as he helps out Bebi who is the last survivor of his race, Dr Myuu gets killed by Bebi after Bebi betrays him, but he then appears with Dr Gero in hell and plans some revenge on Goku so the two create another Android 17 and make him fuse with the other 17 to form Super 17, Super 17 ends up turning his back on on Dr Myuu and kills him with a ki blast.

Elder Kai:
Elder Kai is the supreme kai from fifteen generations and is free from the Z Sword after Gohan snapped the sword trying to cut the strongest metal in half. Elder Kai agrees to release Gohans hidden power if he gets a kiss from Bulma.

Lord Pilaf:
Lord Pilaf returns in Dragonball Gt with his servants Shu and Mai after they had found all the dragonballs which turned out to be the blackstar dragonballs. When Lord Pilaf had summoned the dragon he then bumped into Goku and then accidently wished Goku into turning small again and wasted his wish.

Freiza:
Freiza also returns in dragonball gt alongside Cell to make sure that Goku doesn't return to Earth to help the z fighters out by fighting Super 17. Freiza ends up getting killed again by Goku as Goku freezes Freiza in some sort of machine from the other world.

Gohan:
Gohan is married to Videl and has a daughter named Pan in the dragonball gt series this time he looks like some sort of business man with his tuxedo and glasses. Gohan doesn't do much fighting in Dragonball Gt but still tries to defend the earth in a couple of saga's. Gohan doesn't surpass from a super saiyan 2 in the dragonball gt series.

Goku:
Goku is turned into a chibi again by Lord Pilaf but still fights all the battles in the dragonball gt series along with the rest of the z fighters. Goku turns into a super saiyan 4 against Bebi Vegeta when he see's Pan crying, Goku continues his fighting in the rest of the dragonball gt series he helps kills Super 17 with Android 18 and helps kill all the evil shenrons with Vegeta, after the shenrons dies and the original Shenron appears Goku asks for all the people who died in the shenron era to be revived. Shenron agrees and then Goku goes with Shenron and goes into Shenrons body and the end of Dragonball Gt ends from there.

Goku Jr:
Goku Jr appears on the very last episode of the dragonball series when he is fighting Vegeta Jr in the worlds martial arts tournament. Goku Jr is the grandson of Pan.

Goten:
Goten is a teenager in dragonball gt and doesn't look like Goku anymore, Goten doesn't really hang around with Trunks as much as he did when he was a little kid. Goten still eats alot and helps fight out with the z fighters against Bebi and Super 17.

Li Shenron:
Li Shenron is the most powerful dragon out of all the dragons and is the last dragon to be fought, he absorbs the power of all the other dragonballs to increase his power to make him an even better fighter. Li Shenron ends up getting killed by Super saiyan four Gogeta.

King Kai:
King Kai is also known as North Kai and is responsible for teaching Goku the Spirit Bomb and the Kaio-Ken technique. King Kai lives on a planet in the North Quadron with Bubbles and Gregory and has the ability to use telepathy by someone putting there hand on his back. King Kai can see all the way over the North Squadron and has also trained Piccolo, Tien, Yamcha and Chaotzu. In the Cell Saga King Kai's planet got destroyed when Goky transported Cell onto the planet before Cell had self destructed. King Kai doesn't have a planet since the cell saga so he hangs around with all of the other kai's and also Grand Kai to train Goku in the buu saga, until Goku returns to Earth.

Krillin:
Krillin is still with Android 18 in dragonball gt and this time he has cry hair and a grey mustache. Krillin doesn't really fight anymore in the dragonball gt series and mostly helps shop for the women in his family.

Mai:
Mai is a woman who works with Shu to find the dragonballs for Lord Pilaf, so that he can rule the world. She tends to screw up on most occassions with Shu because they get scared easily.

Maron:
Maron is now grown up a little more and actually has a nose now in the dragonball gt series. Maron doesn't really appear much in the series and is mostly with her mom Android 18.

Mr Satan:
Hercule, otherwise known as Mr Satan, is the worlds martial arts champion after mostly bribes. Hercule is the father of Videl and is really scary but is the peoples champion around the world. Hercule appears in the Cell saga as a mighty warrior when in fact he is really weak, he loses straight away to Cell but when Cell dies he says that he beat Cell and he claims the victory of the tournament. He later returns in the Buu saga for another tournament which he got to the final with Android 18 and he bribed her to let him win the battle for the winnings and more money out of his own pocket.

Mrs Brief:
Mrs Breif is the wife of Dr Breif and the mother of Bulma. Mrs Breif is very kind to people and always seems to have a plate of food in her hands. Mrs Breif never seems to have her eyes open and she is always offering people food, like when Trunks was looking for the dragon radar and Mrs Breif kept on offering him Ham and Ice Cream.

Nappa:
Nappa makes a return in the dragonball gt series as he escapes from hell with artificial 17, Dr Myuu and Dr Gero. He imediatly destroys a city with one of his attacks but then gets easily killed by one of Vegeta's ki blasts.

Pan:
Pan is the daughter of Videl and Gohan and is 1/4 saiyan. Pan is also the grand daughter of Goku and Chi Chi and also is the most powerful female in dragonball gt(not including Android 18). Pan is very adventurous like Goku and follows Trunks and Goku into searching for the Blackstar Dragonballs through the universe.

Oolong:
Oolong is basically an evil pig who went to shape shifting school with Puar. Oolong has the ability to change into anything for 5 minutes and he used his trick to get girls from a village because like Master Roshi he is also a freakish pervert.

Ox King:
Ox King doesn't really change since Dragonball except this time his hair is on his head and not on his eyes and this time he is a grandfather who is always at Goku and Chi Chi's house.

Ryan Shenron:
Ryan Shenron looks like yakon but is a very powerful dragon and was created by the bad energy which was formed from when bora was revived. Ryan Shenron is from the second star dragonball.

Ryuu Shenron:
Ryuu Shenron is a female version of the dragons and is created by the bad energy from when Oolong wished for womens panties. Ryuu Shenron is a very powerful dragon and has great techniques using whirl winds. Ryuu Shenron doesn't really look much like a dragon.

San Shenron:
San Shenron is the brother of Suh. San Shenron is from the third star dragonball. He looks like a blue tall fish.

Shenron:
Shenron is the eternal dragonball that grants one wish everytime someone collects all seven of the Earths Dragonballs. He can grant alot of wishes that are only in his power and cannot wish someone back to life more than once.

Shu:
Shu looks like some sort of wolf thing that works with Mai to find all off the seven earths dragonballs so that Lord Pilaf can wish to rule the world. He is a very dumb person indeed and ends up screwing up the mission more times that Mai does. He is very clumsy indeed.

Suh Shenron:
Suh Shenron is from the fourth star dragonball and is the brother of san Shenron. Suh Shenron is orange and the bad energy used to create him was from the wish which Piccolo's father used to be young.

Super 17:
Super 17 is the fused form of Android 17 and Artificial 17. Super 17 is very strong and is told by Dr Myuu to kill Dr Gero so he does, but when Super 17 fights Goku he ends up killing Dy Myuu and then gets killed by Android 18 and Goku's multiple kamehameha waves.

Trunks:
Trunks acts like the same old adventurous saiyan that he always was in dragonball z. Except this time Trunks is now the CEO of the capsule corparation but he seems to not be able to handle his job and makes a fool of himself quite a few times. But when they need to search for the blackstar dragonballs Trunks, Goku and Pan go on there latest adventure to find all of the dragonballs.

Turtle:
Turtle is a very old friend of Master Roshi's and he gets lost in the second episode of Dragonball so Goku and Bulma returned him to Master Roshi where in return Bulma got a dragonball from Master Roshi.

Ubuu:
Ubuu is the reincarnation version of Majin Buu and looks like a human with a weird hair style. Ubuu isn't really that strong unless he gets angry then he's pretty strong.

Uh Shenron:
Uh Shenron is from the fifth star dragonball and is an eletric type dragon. The bad energy used to create him was the wish that Goku was to be bought back alive after he had got killed in the Raditz saga. Uh Shenron is very small but can grow taller but taking in mass energy.

Vegeta:
Vegeta wasn't cocky or arrogant anymore in dragonball gt and decided to not kill anymore people until Bebi took over his body and turned him into a Golde Oozaru to fight Goku, Goku ended up beating Vegeta as Bebi then left his body and got killed by Goku. Vegeta then decided to fight Super 17 which Vegeta proved that he was no match for Super 17 until Goku arrived and killed Super 17 with multiple kamehameha waves. In the Shenron Era Bulma used her brute ray on Vegeta to make him turn from a Golden Oozaru into a super saiyan four so that he could fuse with Goku to turn into Gogeta to fight Li Shenron.

Vegeta Jr:
Vegeta Jr is see on the very last episode of Dragonball Gt fighting Goku Jr in the worlds martial arts tournament, Vegeta Jr looks alot like Vegeta did in the Buu Saga and fights very well and is also a super saiyan. Vegeta's mother looks to be the daughter of Bra's but I am not quite sure but any who you see his mother who is the president of capsule corparation at that time sitting next to Pan in the crowd cheering on her little boy Vegeta Jr.

Videl:
Videl is now the mother of Pan and is also married to Gohan, Videl isn't much of a fighter in the dragonball gt series and is usually just hanging around with the Z Fighters and watching in hope, kind of like what Chi Chi and Bulma do.

Yajirobe:
Yajirobe is the fat guy who hangs around with Korin in Korins tower. Yajirobe is known as the best kept secret weapon for a reason because when Vegeta went to an Oozaru Yajbirobe sneaked behind Vegeta and jumped into the air and slashed his tail off. Yajirobe ends up growing a mustache.

Yamcha:
Yamcha like in the dragonball z Buu saga doesn't really fight anymore and ends up being like Chaotzu(not in the look kind of way, they just don't really fight anymore). Yamcha now has a pony tail and usually just helps fixing cars and stuff and he still hangs around with his old friends of the Z Fighters like Goku, Krillin and Bulma.