A Blueprint for Murder

Joseph Cotten

Whitney 'Cam' Cameron

Jean Peters

Lynn Cameron

Gary Merrill

Fred Sargent

Catherine McLeod

Maggie Sargent

Jack Kruschen

Detective Lieutenant Harold Y. Cole

Barney Phillips

Detective Captain Pringle

Freddy Ridgeway

Doug Cameron

Harry Carter

Wheeler (Uncredited)

James Gonzalez

Joe Cunningham (Uncredited)

Ed Hinton

Ed (Uncredited)

Jonathan Hole

Dr. Stevenson (Uncredited)

Mae Marsh

Anna Swenson (Uncredited)

Andrew L. Stone

Director

Directing

Ad Schaumer

Assistant Director

Directing

Andrew L. Stone

Screenplay

Writing

Michael Abel

Producer

Production

Harry M. Leonard

Sound

W.D. Flick

Sound

Edward B. Powell

Orchestrator

Sound

Lionel Newman

Music Director

Sound

Leigh Harline

Original Music Composer

Sound

Leo Tover

Director of Photography

Camera

William B. Murphy

Editor

Editing

Fred J. Rode

Set Decoration

Art