Doorway to Danger!
A London solicitor and a French detective investigate the mysterious death of an elderly woman suspected of being poisoned.
Oskar Homolka
Inspector Hanaud
Robert Urquhart
Jim Frobisher
Yvonne Furneaux
Betty Harlowe
Josephine Griffin
Ann Upcott
Harold Kasket
Boris Wabersky
Ruth Lodge
Nurse
Pierre Lefevre
Detective Maurice Thevenet
Pierre Chaminade
Detective Moreau
Jacques Cey
Police Commissaire Giradot
Anthony Nicholls
Lawyer Jarrett
