The Lost World (1925)

Directed by

Harry O. Hoyt

Writing credits

Arthur Conan Doyle (novel) (as Sir Arthur Conan Doyle)

Marion Fairfax (screenplay)

Cast (in credits order) verified as complete

Bessie Love .... Miss Paula White (as Miss Bessie Love)

Lewis Stone .... Sir John Roxton (as Mr. Lewis Stone)

Wallace Beery .... Prof. Challenger (as Mr. Wallace Beery)

Lloyd Hughes .... Edward E. Malone (as Mr. Lloyd Hughes)

Alma Bennett .... Gladys Hungerford (as Miss Alma Bennett)

Arthur Hoyt .... Prof. Summerlee (as Mr. Arthur Hoyt)

Margaret McWade .... Mrs. Challenger (as Miss Margaret McWade)

Bull Montana .... Ape-Man (as Mr. Bull Montana)

Frank Finch Smiles .... Austin (Challenger's butler) (as Mr. Frank Smiles)

Jules Cowles .... Zambo (Roxton's servant) (as Mr. Jules Cowles)

George Bunny .... Colin McArdle (as Mr. George Bunny)

Charles Wellesley .... Maj. Hibbard (as Mr. Charles Wellesley)

Jocko .... Himself (a monkey)

Arthur Conan Doyle .... Himself (as Sir Arthur Conan Doyle)

rest of cast listed alphabetically:

Virginia Brown Faire .... Marquette (half-caste girl) (uncredited)

Nelson McDowell .... Lawyer advising the editor (uncredited)

Gilbert Roland .... Extra (uncredited)

Leo White .... Percy Potts (uncredited)

Produced by

Serge Bromberg .... producer (2000 alternate version)

Scott MacQueen .... producer (1991 alternate version)

David H. Shepard .... producer (2000 alternate version)

Jamie White .... executive producer

Earl Hudson .... producer (uncredited)

Original Music by

R.J. Miller (1991 alternate version)

Rudolf Friml (song "The Lost World") (uncredited)

Cinematography by

Arthur Edeson

Film Editing by

George McGuire

Makeup Department

Cecil Holland .... makeup artist: ape-man (uncredited)

Second Unit Director or Assistant Director

Milton Menasco .... assistant director (uncredited)

Art Department

Milton Menasco .... architecture

Milton Menasco .... settings

Special Effects by

Marcel Delgado .... model construction (uncredited)

Willis H. O'Brien .... special effects (uncredited)

Other crew

Marcel Delgado .... associate researcher

Marcel Delgado .... associate technical director

Mathieu Dubosq .... restoration editor: 2000 alternate version

Marion Fairfax .... editorial direction

Ralph Hammeras .... associate researcher

Ralph Hammeras .... associate technical director

Earl Hudson .... supervisor

Robert Israel .... music compiler and director: 2000 alternate version

Fred Jackman .... chief technician (as Fred W. Jackman)

Devereaux Jennings .... technical staffer (as J. Devereaux Jennings)

Hans F. Koenekamp .... technical staffer (as Hans Koenekamp)

Willis H. O'Brien .... researcher

Willis H. O'Brien .... technical director

Watterson Rothacker .... by arrangement with (as Watterson R. Rothacker)

Homer Scott .... technical staffer

Vernon L. Walker .... technical staffer

William Dowling .... additional director (uncredited)

Colby Harriman .... director of presentation (uncredited)

Harry B. Smith .... lyricist: "The Lost World" (uncredited)

Frank S. Truda .... musical director (uncredited)

Crew believed to be complete

(from IMDb)