Calificación
Reparto

Richard Carlson
Steve Smith ("Whispering Smith")

Rona Anderson
Anne Carter

Greta Gynt
Louise Balfort

Herbert Lom
Roger Ford

Alan Wheatley
Hector Reith

James Raglan
Insp. Dave Meeker

Daniel Wherry
Dr. Taren

Danny Green
Cecil

Reginald Beckwith
Manson

Michael Ward
Hotel Desk Clerk

Stanley Baker
Reporter

Laurence Naismith
Parker

Dora Bryan
Miss La Fosse