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Diagnosis Murder

X Marks the Murder: Part 1 (Season 4, Episode 4)
TV Episode | Crime, Mystery, Drama

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.
Dick DeBenedictis (as Dick DeBenedictis)
Production Designer
Edit Released
Updated Oct 10, 1996

Release date
Oct 10, 1996 (United States)


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+ Add Cast
23 cast members
Name STARmeter Known for
Dick Van Dyke
Dr. Mark Sloan Dr. Mark Sloan   See fewer
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Charlie Schlatter
Dr. Jesse Travis Dr. Jesse Travis   See fewer
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Victoria Rowell
Amanda Bentley-Livingston Amanda Bentley-Livingston   See fewer
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Barry Van Dyke
Steve Sloan Steve Sloan   See fewer
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Michael Tucci
Norman Briggs Norman Briggs   See fewer
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Gregory Itzin
Andrew King Andrew King   See fewer
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Kurt Fuller
Dr. Albert Blank Dr. Albert Blank   See fewer
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Ellen Crawford
Mrs. Underwood Mrs. Underwood   See fewer
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Michele Scarabelli
Leah King Leah King   See fewer
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Laura Interval
Elizabeth Martley (as Laura Stepp) Elizabeth Martley (as Laura Stepp)   See fewer
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Christopher B. Duncan
Bobby Scott Bobby Scott   See fewer
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John F. O'Donohue
Jail Guard Jail Guard   See fewer
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John Schneider
Michael Dern Michael Dern   See fewer
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Charles Rahi Chun
Lawyer (as Charles Chun) Lawyer (as Charles Chun)   See fewer
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David Dunard
Station Owner Bill Station Owner Bill   See fewer
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Roger Hewlett
Uniform Cop Uniform Cop   See fewer
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Tom Jourden
Photographer Photographer   See fewer
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Lance E. Nichols
Car Jacker (as Lance Nichols) Car Jacker (as Lance Nichols)   See fewer
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Frank Novak
Bartender Bartender   See fewer
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Harley Zumbrum
Pool Hall Owner Pool Hall Owner   See fewer
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Greg Benson
Reporter #3 Reporter #3   See fewer
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Mary Ingersoll
Reporter (as Mary Amadeo Ingersoll) Reporter (as Mary Amadeo Ingersoll)   See fewer
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Carolyn Pemberton Hoover
Reporter #2 (as Carolyn Pemberton) Reporter #2 (as Carolyn Pemberton)   See fewer
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Ratings Breakdown

7.8 / 10 | 51 votes