Jim Underwood

Donald Pleasence

The Proprietor

Peter Cushing

Madame Orloff

Margaret Leighton

Edward Charlton

David Warner

Christopher Lowe

Ian Bannen

William Seaton

Ian Ogilvy

Reginald Warren

Ian Carmichael

Pamela

Wendy Allnutt

Rosemary Seaton

Lesley-Anne Down

Prostitute

Rosalind Ayres

The Face in the Mirror

Marcel Steiner

Mabel Lowe

Diana Dors

Susan Warren

Nyree Dawn Porter

Emily Underwood

Angela Pleasence

Sir Michael Sinclair

Jack Watson

Mr. Jeffries

Tommy Godfrey

Burglar

Ben Howard

Stephen Lowe

John O'Farrell

2nd Young Male New Flat Owner (uncredited)

Dallas Adams

2nd Workman (uncredited)

Michael Crane

1st Workman (uncredited)

Shaun Curry

Guest (uncredited)

Helen Fraser

Man at Seance (uncredited)

Scott Fredericks

Man on Phone (uncredited)

Brian Hall