The Ringer

Herbert Lom

Maurice Meister

Donald Wolfit

Dr. Lomond

Mai Zetterling

Lisa

Greta Gynt

Cora Ann Milton

William Hartnell

Sam Hackett

Norman Wooland

Inspector Bliss

Denholm Elliott

John Lemley

Dora Bryan

Mrs. Hackett

Charles Victor

Inspector Wembury

Walter Fitzgerald

Commissioner

John Stuart

Gardener

John Slater

Bell

Edward Chapman

Stranger

Campbell Singer

Station Sergeant Carter

Edgar Wallace

Theatre Play

Guy Hamilton

Director

Bert Bates

Editor

Malcolm Arnold

Original Music Composer

Hugh Perceval

Producer

Edward Scaife

Director of Photography

William Hutchinson

Production Design

Muir Mathieson

Music Director

Gerry Fisher

Assistant Camera

Robert Day

Camera Operator

Lesley Storm

Screenplay

Val Valentine

Screenplay

Joseph Bato

Costume Design

Eileen Bates

Hairdresser

Ken Ritchie

Boom Operator