Watch S4, EP4: X Marks the Murder with Fubo for $0 Today
After a clever serial killer is murdered in jail, Mark and Steve realize an equally lethal copycat is on the loose.
After a clever serial killer is murdered in jail, Mark and Steve realize an equally lethal copycat is on the loose.
More episodes
Diagnosis Murder
S4, EP7 "An Explosive Murder"After Mark is nearly killed by a bomb, Steve's protege goes under cover to learn the terrorists' next target.
Diagnosis Murder
S4, EP8 "Murder by the Busload"Dr. Sloan and the others discover that a bus accident victim was actually murdered and that several of the passengers had motives to kill him.
Diagnosis Murder
S4, EP9 "A Candidate for Murder"Dr. Sloan suspects a political cover-up when the drug-addicted daughter of a prominent politician dies of an overdose.
Diagnosis Murder
S4, EP10 "The ABCs of Murder"Dr. Sloan investigates the murder of a high-school teacher when a lawyer from the district attorney's office insists the death was a case of gang violence.
Diagnosis Murder
S6, EP1 "Resurrection"Injured Steve and Jesse help evacuate hospital bombing survivors, while Mark works heroically to save Amanda.
Diagnosis Murder
S6, EP1 "Resurrection"Injured Steve and Jesse help evacuate hospital bombing survivors, while Mark works heroically to save Amanda.
