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

Walter Fitzgerald

Commissioner

Dora Bryan

Mrs. Hackett

Campbell Singer

Station Sergeant Carter

Charles Victor

Inspector Wembury

John Stuart

Gardener

John Slater

Bell

Edward Chapman

Stranger

Edgar Wallace

Theatre Play

Guy Hamilton

Director

Bert Bates

Editor

Malcolm Arnold

Original Music Composer

John Cox

Sound Supervisor

Buster Ambler

Sound Recordist

Hugh Perceval

Associate Producer

Red Law

Sound Recordist

Edward Scaife

Director of Photography

William Hutchinson

Set Designer

John Wilcox

Additional Photography

George Partleton

Makeup Artist

Muir Mathieson

Music Director

Gerry Fisher

Assistant Camera

Robert Day

Camera Operator

Lesley Storm

Additional Dialogue

Val Valentine

Screenplay

Jack Swinburne

Production Manager

Joseph Bato

Set Designer

Eileen Bates

Hairdresser