Cast
John Hewer
John Parrish
Dana Wynter
Francine Rapport
Ewan Roberts
Inspector Ames
Joan Sims
Marjorie Dawson
Sheila Burrell
Joan Forsythe
Peter Butterworth
Bank Clerk (uncredited)
Boris Karloff
Colonel March
Anthony Forwood
Jim Hartley
Ronald Leigh-Hunt
Ireton Bowlder
Roger Maxwell
Maj. Rodman
Marianne Stone
Customer in Bank (uncredited)
Cy Endfield
Man leaving British Museum library (uncredited)
Patricia Owens
Betty Hartley
Richard Wattis
Cabot