Raymond Massey
John Cabal / Oswald Cabal
Acting
Edward Chapman
Pippa Passworthy / Raymond Passworthy
Acting
Ralph Richardson
The Boss
Acting
Margaretta Scott
Roxana / Rowena
Acting
Cedric Hardwicke
Theotocopulos
Acting
Maurice Braddell
Dr. Harding
Acting
Sophie Stewart
Mrs. Cabal
Acting
Derrick De Marney
Richard Gordon
Acting
Ann Todd
Mary Gordon
Acting
Pearl Argyle
Catherine Cabal
Acting
Kenneth Villiers
Maurice Passworthy
Acting
Ivan Brandt
Morden Mitani
Acting
Anne McLaren
The Child
Acting
Patricia Hilliard
Janet Gordon
Acting
Charles Carson
Great Grandfather
Acting
Patrick Barr
World Transport Official (uncredited)
Acting
Noel Brophy
Irishman (uncredited)
Acting
John Clements
The Airman (uncredited)
Acting
Anthony Holles
Simon Burton (uncredited)
Acting
Allan Jeayes
Mr. Cabal (uncredited)
Acting
Pickles Livingston
Horrie Passworthy (uncredited)
Acting
George Sanders
Celestial Body (uncredited)
Acting
Abraham Sofaer
The Jew (uncredited)
Acting
Terry-Thomas
Man of the Future (uncredited)
Acting