"When delusional madman Roxor kidnaps a scientist in hopes of using his death ray to achieve world dominance, he is opposed by Chandu, a powerful hypnotist and yogi."
Edmund Lowe
as Chandu / Frank Chandler
Irene Ware
as Princess Nadji
Bela Lugosi
as Roxor
Weldon Heyburn
as Abdulah
Herbert Mundin
as Albert Miggles
Henry B. Walthall
as Robert Regent
Virginia Hammond
as Dorothy Regent
June Lang
as Betty Lou Regent (as June Vlasek)
Michael Stuart
as Bobby Regent (as Nestor Aber)
Nigel De Brulier
as Yogi Teacher (uncredited)
John George
as Bidder at Slave Market (uncredited)
Constantine Romanoff
as One of Roxor's Henchmen (uncredited)
Dick Sutherland
Philip Klein
Screenplay
Harry A. Earnshaw
Radio Play
R.R. Morgan
Vera M. Oldham
William Cameron Menzies
Director
Barry Conners
Marcel Varnel
James Wong Howe
Director of Photography
Anthony Ugrin
Still Photographer
Peter Brunelli
Music
Glen Knight
Louis De Francesco
Joseph E. Aiken
Sound Recordist
Irving Rosenberg
Camera Operator
R. H. Bassett
Walter Mayo
Assistant Director
Harold D. Schuster
Editor
Earl Luick
Costume Design
Max Parker
Art Direction