Lt. Columbo
Barney / Carl
Sergeant Kramer / Lab Attendant
Waiter (uncredited) / Security Guard (uncredited)
Trish Fairbanks / Eve Plummer
Thomas Dolan / Mr. Grindell
Ed / Security Guard
Paul Hanlon / Investigator Brimmer
Nelson Brenner / Eric Prince
Ralph Dobbs / Artie Jessup
Sergeant Burke / Harris
George
Crime Scene Cop
Murcheson / David Morris
Executive (uncredited) / Lady Scientist
Dealer / Patrolman
Waiter (uncredited) / Chauffer (uncredited)
The Great Santini / Riley Greenleaf
Photo Shop Man / Plainclothesman
Gloria / Tanya
Medical Examiner / Dubbing Chief
Conroy / Medical Examiner
Investigator #3 / Sewell
Handwriting Expert / Workman
