Diagnosis Murder

As Lou Summers (DICK MARTIN) heads to the comedy club to host Mark's Man of the Year Roast, a driver in a nearby car shoots at him and misses, but Lou doesn't hear it because his hearing aids aren't on.

Dr. Mark Sloan (DICK VAN DYKE) is caught between family and professional loyalties as his brother Stacy, and medical student Daniel , are both implicated in a mysterious series of events that end in an accidental death.

Steve responds to a call where earlier a man chased another man out of a store with a gun. Steve goes to the house of the man who was chased and discovers that the man is his old war buddy, Chuck.

When Dr. Wesley (JOANNA CASSIDY), Dean of the medical school, is arrested for sale of narcotics, she pleads her innocence to Mark. Meanwhile, Mark's student Quinn (JONATHAN SCARFE) and neighbor Jennifer (NICOLE FORESTER) plan to marry.

While out on his morning jog, Jesse (CHARLIE SCHLATTER) unsuccessfully attempts to save a man who has locked himself in his garage with the engine running, an apparent suicide.

After Madison (JOANNA CASSIDY) hears that Lisa (LISA SHERIDAN), a personal friend and one of her star students, has missed a few classes, she visits her and finds Lisa comatose from a drug overdose.

Mark's patient and shock-jock radio talk show host Denise (CHRISTINE TUCCI) announces her nation-wide search for her birth mother and jokes that she'll kill her if she doesn't want anything to do with her.

Mark's life becomes hectic when a look-alike gangster named Greg moves to LA and is caught up in a struggle for power. Amanda, Jesse, and Steve get annoyed with Mark when they confuse him with Greg, who treats them like strangers.

A woman is murdered during the burglary of her opulent Malibu home, a burglary in which a rare diamond, part of a set of famous Russian jewels known as The Seven Deadly Sins, is stolen.

As preparations for the hospital's Christmas party swing into high gear, Claude, a popular hospital maintenance man who each year portrays Santa Claus at the big bash, collapses.

Dr. Mark Sloan (Dick Van Dyke) finds himself needing a vacation from his vacation when his plans for a relaxing trip aboard a cruise liner as a doctor is turned upside down as a family finds their father has been murdered.

Mark (DICK VAN DYKE) and Amanda (VICTORIA ROWELL) have brought their kids to the set of Frontier Dad, a popular western TV series, to watch the filming of an action sequence. Jesse (CHARLIE SCHLATTER) is also along for the fun.

Dr. Mark Sloan must solve the murder of renowned chef Rene Fontenot (Julian Stone), however, with Rene being a ladies man and a successful chef with many competitors, the list of suspects keeps growing.

Dr. Mark Sloan (Dick Van Dyke) finds himself in the middle of another murder investigation that hits too close to home. Mark learns that his friend, Jake Caldwell (Patrick Neill Quinn), has not only been murdered, but has left behind two wives.

Dr. Mark Sloan (Dick Van Dyke) finds himself in unfamiliar territory when a string of murders seem to be connected to a state of the art computer system and its not so stable inventor and owner Bruce Locatelli (Jonathan Banks).

Mark and Steve return home from a fishing trip to a shocking discovery - the bloody and beaten body of Mickey,.

Steve reluctantly goes on a dating game show and wins. Much to his pleasant surprise, his date appears to be everything he's looking for and more.

Steve gets an unexpected phone call from Hawk, an old friend from the police force who has recently retired and moved into the Sunny Meadows rest home.

Marine Lt. Hank Thomas enters BBQ Bob's, the favorite lunchtime hangout of the doctors, wielding a gun in his left hand and threatening three other Marines who are already there.

Paraplegic, asthmatic game show contestant Sol Singer climbs into his specially-modified van and sets out to a TV studio where he is about to compete for a half-million dollars in prize money on the popular live quiz show "Through the Roof."

Dear friend and famous pop singer Danielle Marsh comes from New York to stay with Mark and Steve while she prepares for a big comeback concert, even going as far as having her beloved piano shipped to their house.

An old friend of med student Alex Martin is mixed up in the murder investigation of an L.A. 'madam'. Mark suspects Alex's friend may be more deeply involved in the madam's business than she lets on.