Fictionalized account of Ferdinand Waldo Demara Jr., who stole or created fictional identities and worked in a variety of occupations, most quite successfully.
Tony Curtis
as Ferdinand Waldo Demara Jr. / Martin Donner / Dr. Gilbert / Ben. W. Stone / Dr. Joseph Mornay / Robert Boyd Hammnd
Karl Malden
as Father Devlin
Edmond O'Brien
as Capt. Glover - HMCS Cayuga
Arthur O'Connell
as Warden J.B. Chandler
Gary Merrill
as Pa Demara
Joan Blackman
as Lt. Catherine Lacey
Raymond Massey
as Abbott Donner
Robert Middleton
as R.C. Brown
Jeanette Nolan
as Ma Demara
Sue Ane Langdon
as Eulalie Chandler
Larry Gates
as Cardinal
Mike Kellin
as Clifford Thompson
