Brian De Palma	...	(Director)
Brian De Palma, Paul Schrader	...	(Writer)
Cliff Robertson	...	Michael Courtland
Geneviève Bujold	...	Elizabeth Courtland / Sandra Portinari
John Lithgow	...	Robert Lasalle
Sylvia Kuumba Williams	...	Maid (as Sylvia "Kuumba" Williams)
Wanda Blackman	...	Amy Courtland
J. Patrick McNamara	...	Third Kidnapper (as Patrick McNamara)
Stanley J. Reyes	...	Insp. Brie
Nick Kreiger	...	Farber (as Nick Krieger)
Stocker Fontelieu	...	Dr. Ellman
Don Hood	...	Ferguson
Andrea Esterhazy	...	D'Annunzio
Thomas Carr	...	Paper Boy
Tom Felleghy	...	Italian Businessman
Nella Simoncini Barbieri	...	Mrs. Portinari
John Creamer	...	Justice of the Peace
Bernard Herrmann	...	Composer
Vilmos Zsigmond	...	Cinematographer
Regis Cordic	...	Newscaster
Paul Hirsch	...	Editor
Loraine Despres	...	Jane
Clyde Ventura	...	Ticket Agent
Fain M. Cogrove	...	Secretary

Summary: New Orleans businessman Michael Courtland's life is shattered when his wife and daughter are tragically killed in a botched kidnap rescue attempt. Many years later whilst visiting Italy he meets and falls in in love with Sandra Portinari, who bears a striking resemblance to his wife.