Ida Lupino	...	(Director)
Robert L. Joseph	...	(Writer)
Edmond O'Brien	...	Roy Collins
Frank Lovejoy	...	Gilbert Bowen
William Talman	...	Emmett Myers
José Torvay	...	Captain Alvarado
Sam Hayes	...	Himself - Radio Broadcaster
Wendell Niles	...	Himself (as Wendel Niles)
Nicholas Musuraca	...	Cinematographer
Jean Del Val	...	Inspector General
Clark Howat	...	Government Agent
Natividad Vacío	...	Jose (as Natividad Vacio)
Douglas Stewart	...	Editor
Leith Stevens	...	Composer
Albert S. D'Agostino	...	Art Director
Walter E. Keller	...	Art Director

Summary: Two carefree young travellers make the mistake of their lives when they pick up a mysterious, and slightly psychotic, hitch-hiker who never closes his right eye -- even when he sleeps!