Arlene Dahl
— Kathleen 'Kathy' Allen, nee Alanborg
Philip Carey
— Tim O'Bannion
Herbert Marshall
— Stephen Collins
Michael Goodliffe
— Larry Buckham
David Kossoff
— Sam Lewis
Marvin Kane
— Mike Lewis
Sidney James
— Frank Allenborg
Gil Winfield
— Chuck (as Gilbert Winfield)
Patrick Allen
— Willie
Ralph Truman
— John Dowling
Faith Brook
— Virginia Collins
Frederick Valk
— Mr. Reisner
John Salew
— Mr. Page, Chief Accountant
Totti Truman Taylor
— Miss Russell
Larry Cross
— T.V. Announcer
Paul Sheridan
— Hotel Receptionist
Tom Gill
— Business Man on Plane
Frank Atkinson
— Hotel Porter
Alastair Hunter
— Connor
Jacques Brunius
— Inspector Caron
Anthony Sharp
— Guest pushing past chair
Guy De Monceau
— Dowling's Chauffeur
Raf De La Torre
— Dowling's Butler
Selma Vaz Dias
— Wedding Dress Fitter