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

Paul L. Stein

Director

Directing

Victor Katona

Screenplay

Writing

Patrick Kirwan

Screenplay

Writing

Victor Katona

Producer

Production

Hans May

Original Music Composer

Sound

Ernest Palmer

Director of Photography

Camera

Hal Britten

Camera Operator

Camera

Gerald Thomas

Editor

Editing

Don Russell

Art Direction

Art

John O'Gorman

Makeup Artist

Costume & Make-Up

Jane Seymour

Makeup & Hair

Costume & Make-Up