A psychological thriller about a research biologist who, angered when an associate is given a position over him based on stolen research findings, agrees to assist his former professor in a cloning experiment in which a duplicate of himself is created -- and which then, with a mind and will of its own, falls in love with the biologist's wife.

Robert Forster
as Prof. Paul Corwin / The Clone

Adrienne Barbeau
as Margaret Corwin

Ray Milland
as Prof. Meredith

David Sheiner
as Prof. Sidney Hillstrom

John Lehne
as Lt. Merholz

Denise DuBarry
as Ann Sweeney

Jack De Mave
as Roger

Thomas Bellin
as Ed Linnick

Heather Hobbs
as Jenny

Eddie Quillan
as Watchman