Riven

Jack Watling

as Mike Brewster

Carole Lesley

as Susan

Renée Houston

as Mrs. Gray

John Slater

as Sid Johnson

Colin Gordon

as Mitchell

Libby Morris

as Trixie

Cardew Robinson

as Micki

June Cunningham

as Rosie

Ronald Adam

as Judge

Ernest Clark

as Colonel Drew

John Salew

as Mr. Monkton

Vic Wise

as Spider

Hugh Morton

as Grant

Julian Orchard

as Walker

Tony Thawnton

as Costume Designer

Larry Taylor

as Large Man

Ruth Lee

as Receptionist

Johnny Vyvyan

as Big Louis

Jeanne Moody

as Barbara Drew

Marne Maitland

as Eastern Gentleman

Gertan Klauber

as Joe

Alf Dean

as Enormous Man

Frank Forsyth

as Barman

Geoffrey Denton

as Counsel

John Watson

as 1st Inventor

Diana Chesney

as Dowager (uncredited)

Walter Henry

as Undercover Detective (uncredited)

Lance Percival

as Stage Prompter (uncredited)

James Kelley

Writer

Wilkie C. Mahoney

Writer

Peter Miller

Writer

Sig Herzig

Writer

Charles R. Rogers

Writer

Sidney J. Furie

Director

Ray Thorne

Assistant Editor