Rod Taylor

H. George Wells

Alan Young

David Filby / James Filby

Yvette Mimieux

Weena

Sebastian Cabot

Dr. Philip Hilyer

Tom Helmore

Anthony Bridewell

Whit Bissell

Walter Kemp

Doris Lloyd

Mrs. Watchett

Bob Barran

Eloi Man (uncredited)

Paul Frees

Talking Rings (voice) (uncredited)

George W. Davis

Art Direction

George Pal

Producer

George Pal

Director

F. Keogh Gleason

Set Decoration

Paul Vogel

Director of Photography

William Ferrari

Art Direction

Russell Garcia

Original Music Composer

George Tomasini

Editor

Henry Grace

Set Decoration

David Duncan

Screenplay

H.G. Wells

Novel

John Truwe

Makeup Artist

Gene Warren

Special Effects

Wah Chang

Special Effects

William Shanks

Assistant Director

Sydney Guilaroff

Hairstylist

William Tuttle

Makeup Designer

Franklin Milton

Recording Supervision