Edmond Bancroft

Michael Gough

Angela Banks

Shirley Ann Field

Joan Berkley

June Cunningham

Rick

Graham Curnow

Superintendent Graham

Geoffrey Keen

Inspector Lodge

John Warwick

Dr. Ballan

Gerald Andersen

Aggie

Beatrice Varley

Commissioner Wayne

Austin Trevor

Peggy

Malou Pantera

Tom Rivers

Howard Greene

Gail Dunlap

Dorinda Stevens

Strength-Test Barker

Stuart Saunders

Man in Bookshop

John Harvey

Neighbor (uncredited)

Sydney Bromley

Woman in Hall

Hilda Barry

Miss Ashton

Vanda Godsell

Woman in Hall

Nora Gordon

Hypnotized Woman

Maya Koumani

Sergeant at Jail

Geoffrey Denton

Bookshop Manager

Gerald Case

Teen in Hall of Mirrors (uncredited)

Carole Ann Ford