Marc Singer

as Tom Sullivan

R.H. Thomson

as Will Sly

Sarah Torgov

as Patti Steffen

Shari Belafonte

as Heather Johnson

Douglas Campbell

as Porky Sullivan

Helen Burns

as Mrs. Buxton

Harvey Atkin

as Bert

Barbara Gordon

as Molly

Sharon Lewis

as Helga

Lynda Mason Green

as Sharon

Tony Van Bridge

as Dr. Roger Wells

Jack Creley

as Dean Franklin

David Gardner

as Jack Steffen

Gary Reineke

as Phil Lucas

Bob Warner

as Sergeant

Jefferson Mappin

as Crewman

Nonnie Griffin

as Mrs. Steffen

Adrienne Pocock

as Blythe Steffen

Robert Desroches

as Waiter

Angus MacInnes

as Policeman

Patrick Patterson

as Boar & Bristle Waiter

Charles Kerr

as Campus Cop

Greg Swanson

as Pete

Alf Humphreys

as Freddy

Hugh Webster

as Sean

Jim Chad

as Catholic Priest (uncredited)