The Twenty Questions Murder Mystery

Robert Beatty

Bob Beacham

Rona Anderson

Mary Game

Clifford Evans

Tom Harmon

Edward Lexy

Det. Insp. Charlton

Olga Lindo

Olive Tavy

Daphne Padel

Self - The Twenty Questions Team

Jeanne De Casalis

Self - The Twenty Questions Team guest artiste

Jack Train

Self - The Twenty Questions Team

Stewart MacPherson

Self - The Twenty Questions Team

Norman Hackforth

Self - The Twenty Questions Team 'Mystery Voice'

Richard Dimbleby

Self - The Twenty Questions Team

Harold Scott

Maurice Emery KC

Liam Redmond

Echo News editor

Homi Bode

Mohammed Ali

Kynaston Reeves

Gen. Maitland

Sonya O'Shea

Stewart MacPherson's secretary

Frederick Leister

Police Commissioner

Wally Patch

Police Officer 'Tiny' White

John Salew

John Grimshaw

Gordon McLeod

Record News editor

Gerald Thomas

Editor

John O'Gorman

Makeup Artist

Don Russell

Art Direction

Hans May

Original Music Composer

Patrick Kirwan

Screenplay

Paul L. Stein

Director

Ernest Palmer

Director of Photography

Victor Katona

Screenplay, Producer

Hal Britten

Camera Operator

Jane Seymour

Makeup & Hair