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)