On screen
Cast
16 credited performers
Charles Cioffi
Maj. Bernard Caldwell
Robert Conrad
Jake Webster
Anton Diffring
Insp. Hoffman
Leslie Nielsen
Floyd Macklin
Cameron Mitchell
Charley Stokes
Maria Schell
Elga Compani
Jack Kruschen
Orloff
Walter Slezak
Tandler
Belinda Montgomery
Julie Hayes
Eduard Franz
Professor Hayes
Artwork unavailable
Janaire
Nicole Fleming
L.Q. Jones
Slim Warfield
Peter Haskell
Jimmy Silver
Robert Gentry
Harry Warfield
Artwork unavailable
Gerry Crampton
Freddy
Artwork unavailable
Greta Gouriet
Librarian