Cliff Robertson

as Michael Courtland

Geneviève Bujold

as Elizabeth Courtland / Sandra Portinari

John Lithgow

as Robert Lasalle

Sylvia Kuumba Williams

as Maid

Wanda Blackman

as Amy Courtland

J. Patrick McNamara

as Third Kidnapper

Stanley J. Reyes

as Inspector Brie

Nick Kreiger

as Farber