A cold hearted American hit man goes to Europe for "one last score". His encounter with a beautiful young woman casts self doubt on his lifeblood, and influences him to resist carrying out the contract.

James Coburn
as John Cunningham

Lee Remick
as Sheila Metcalfe

Lilli Palmer
as Adrianne

Burgess Meredith
as Ramsey Williams

Patrick Magee
as Alexi

Sterling Hayden
as Michael Carlson

Claude Dauphin
as Maurice

Helen Cherry
as Evelyn Carlson

Karen Black
as Ellen

Sabine Sun
as Belgian Prostitute