Diagnosis Murder X Marks the Murder: Part 1 (Season 4, Episode 4)
TV-PG
TV Episode | 45 min | Crime, Drama, Mystery

Primary photo for X Marks the Murder: Part 1

Diagnosis Murder

X Marks the Murder: Part 1 (Season 4, Episode 4)

TV-PG

TV Episode | 45 min | Crime, Drama, Mystery

A string of murders occurs with the same killer signature. One of the victims supposedly called Mark, but it is after she was known to be dead. The case becomes personal when the killer starts calling Mark.

Director

Christian I. Nyby II

Writers

Joyce Burditt (creator) | Lindsay Harrison (written by)

Producer

Barry Steinberg

Composer

Dick DeBenedictis (as Dick DeBenedictis)

Cinematographer

Frank Thackery

Editors

Ronald LaVine | Bill Luciano

Casting Directors

Eric Dawson | Carol Kritzer | Robert J. Ulrich

Production Designer

Paul Staheli

See all filmmakers & crew (62)

Edit Released

Updated Oct 10, 1996

Release date

Oct 10, 1996 (United States)

Awards

Series awards

Nominated for 1 Primetime Emmy Award. Another 4 nominations

Contacts

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Cast	+ Add Cast
26 cast members

Name	Known for
Dick Van Dyke Dr. Mark Sloan Dr. Mark Sloan See fewer	Mary Poppins (1964)
Charlie Schlatter Dr. Jesse Travis Dr. Jesse Travis See fewer	Police Academy: Mission to Moscow (1994)
Victoria Rowell Amanda Bentley-Livingston Amanda Bentley-Livingston See fewer	Dumb and Dumber (1994)
Barry Van Dyke Steve Sloan Steve Sloan See fewer	Diagnosis Murder (1993)
Michael Tucci Norman Briggs Norman Briggs See fewer	Grease (1978)
Gregory Itzin Andrew King Andrew King See fewer	24 (2001)
Kurt Fuller Dr. Albert Blank Dr. Albert Blank See fewer	Midnight in Paris (2011)
Ellen Crawford Mrs. Underwood Mrs. Underwood See fewer	The Man from Earth (2007)
Michele Scarabelli Leah King Leah King See fewer	Alien Nation (1989)
Laura Interval Elizabeth Martley (as Laura Stepp) Elizabeth Martley (as Laura Stepp) See fewer	Spawn (1997)
Christopher B. Duncan Bobby Scott Bobby Scott See fewer	Swagger (2021)
John F. O'Donohue Jail Guard Jail Guard See fewer	The Cable Guy (1996)
John Schneider Michael Dern Michael Dern See fewer	The Dukes of Hazzard (1979)
Charles Rahi Chun Lawyer (as Charles Chun) Lawyer (as Charles Chun) See fewer	Next (2007)
David Dunard Station Owner Bill Station Owner Bill See fewer	Fatal Beauty (1987)
Roger Hewlett Uniform Cop Uniform Cop See fewer	Road House (1989)
Tom Jourden Photographer Photographer See fewer	As We See It (2022)
Lance E. Nichols Car Jacker (as Lance Nichols) Car Jacker (as Lance Nichols) See fewer	The Curious Case of Benjamin Button (2008)
Frank Novak Bartender Bartender See fewer	Watchmen (2009)
Harley Zumbrum Pool Hall Owner Pool Hall Owner See fewer	Con Air (1997)
Greg Benson Reporter #3 Reporter #3 See fewer	Lessons in Chemistry (2023)
Mary Ingersoll Reporter (as Mary Amadeo Ingersoll) Reporter (as Mary Amadeo Ingersoll) See fewer	The Negotiator (1998)
Carolyn Pemberton Hoover Reporter #2 (as Carolyn Pemberton) Reporter #2 (as Carolyn Pemberton) See fewer	3rd Rock from the Sun (1996)
Michael Bailous Jail Guard (uncredited) Jail Guard (uncredited) See fewer	Star Trek: Deep Space Nine (1993)
Robin Blake Nurse (uncredited) Nurse (uncredited) See fewer	Paternity (1981)
Robert Lombardo Jail Guard (uncredited) Jail Guard (uncredited) See fewer