Characters played by Roland Young
George McWhirter Fotheringay
Characters played by Ralph Richardson
Colonel Winstanley
Characters played by Edward Chapman
Major Grigsby
Characters played by Ernest Thesiger
Maydig
Characters played by Joan Gardner
Ada Price
Characters played by Sophie Stewart
Maggie Hooper
Characters played by Robert Cochran
Bill Stoker
Characters played by Lady Tree
Grigsby's Housekeeper
Characters played by Lawrence Hanray
Mr. Bamfylde
Characters played by George Zucco
The Colonel's Butler
Characters played by Wallace Lupino
Constable Winch
Characters played by Joan Hickson
Effie
Characters played by Wally Patch
Supt. Smithells
Characters played by Mark Daly
Toddy Beamish
Characters played by George Sanders
Indifference
Characters played by Ivan Brandt
Player
Characters played by Torin Thatcher
Observer
Characters played by Gertrude Musgrove
Effie (replaced by Joan Hickson)
Characters played by Jane Baxter
Customer
Characters played by Antonia Brough
Undetermined Role
Characters played by Olga Edwardes
Undetermined Role
Characters played by Bernard Nedell
San Francisco Reporter
Characters played by Michael Rennie
San Francisco Cop
Characters played by Ernest Sefton
Reporter
Characters played by Nigel Stock
Office Boy
Characters played by Ben Welden
San Francisco Reporter
Characters played by Alfred Wellesley
Undetermined Role
Characters played by Bruce Winston
Mr. Cox
