Anthony Perkins as Dennis Pitt

Tuesday Weld as Sue Ann Stepanek

Beverly Garland as Mrs. Stepanek

John Randolph as Morton Azenauer

Dick O'Neill as Bud Munsch

Clarice Blackburn as Mrs. Bronson

Joseph Bova as Pete

Ken Kercheval as Harry Jackson

Don Fellows as Detective

Parker Fennelly as Sam Joyals (uncredited)

Bill Sorrells as Cop at Beanery (uncredited)

Tom Gorman as First Detective (uncredited)

Paul Larson as Mrs. Stepanek's Boyfriend (uncredited)

Gil Rogers as Man at Police Station (uncredited)

Dan Morgan as Man at Police Station (uncredited)

Jay Barney as (uncredited)

Timothy Callahan as Plainclothes Cop (uncredited)

William Fort as Cop (uncredited)

Maurice Ottinger as Highway Policeman (uncredited)

George Ryan as Drillmaster (uncredited)

Ed Wagner as Cop (uncredited)