Henry Kendall

Reggie Ogden

Elizabeth Allan

Sonia Bryant

Felix Aylmer

Sir Richard Bryant

Jeanne Stuart

Moya Silverton

Cyril Raymond

Jim Silverton

Viola Compton

Mrs. Bascomb

John Turnbull

Detective Inspector Carr

Ralph Truman

Chief Inspector Elliot

Denis Cowles

Chief Inspector Fleming

Vincent Holman

Wallis