Lon Chaney Jr.
Mr. Demitri (as Lon Chaney)
Arthur Lake
Pete
Lloyd Bridges
Ray Douglas
John Qualen
Capt. Athos
Dickie Moore
George Athos
Eric Feldary
Alex
Ian MacDonald
Nick
Tanis Chandler
Simi
Harry Cheshire
Uncle Mike
Irving Allen
Director
Lucien Moraweck
Music
Jack Greenhalgh
Director of Photography
Charles S. Gould
Assistant Director
Eustace L. Adams
Story
Irving Allen
Producer
J.S. Westmoreland
Sound Recordist
Forrest Judd
Screenplay
James S. Burkett
Producer
Charles Craft
Editor
René Garriguenc
Music
Max Trell
Screenplay
Arthur Lake
Producer
Mary Gibsone
Script Supervisor