Alice appeared in episode 9, "Once Upon a Planet." Amanda Grayson appeared in episode 2, "Yesteryear." Lt. Anne Nored appeared in episode 6, "The Survivor." The Elysians and Kali appeared in episode 12, "The Time Trap." Karla Five and Dr. Sarah April appeared in episode 22, "The Counter-Clock Incident." Lara appeared in episode 16, "The Jihad." Lt. Randi Bryce appeared in episode 15, "The Eye of the Beholder." Rila appeared in episode 13, "The Ambergris Element" (though some of these screencaps may be of a different Aquan, I'm not sure). Theela and the Taureans appeared episode 4, "The Lorelei Signal." There are random, I believe unnamed, crew members from random episodes. And totally random, I believe unnamed, characters (1a-b and 2a-d from episode 8; 3a-c from episode 10).