
Watch S4, EP1: Murder by Friendly Fire with Fubo for $0 Today
Mark becomes suspicious of a veteran police officer who claims he killed his partner accidentally, when the dead man's widow sues the police department.
Mark becomes suspicious of a veteran police officer who claims he killed his partner accidentally, when the dead man's widow sues the police department.
More episodes
Diagnosis Murder
S5, EP12 "Down and Dirty Dead"During the making of a dirt bike video, the star rider is found dead, and Mark must track down the killer.
Diagnosis Murder
S4, EP2 "Murder Can Be Contagious"Steve and Amanda race to find a stolen antigen for a biological weapon that has infected Mark and Jesse.
Diagnosis Murder
S4, EP3 "Murder on Thin Ice"The main rival of a celebrated young figure skater becomes the chief suspect in an attack, and Mark is out to prove her innocence.
Diagnosis Murder
S5, EP13 "Retribution"Mark is convicted and sentenced to death for the murder of a mob boss suspected of gunning down Detective Steve Sloan.
Diagnosis Murder
S5, EP11 "A Mime Is a Terrible Thing to Waste"The death of a mime leads federal and local authorities to the conclusion that Mark and Steve are involved in an illegal auto-parts ring.
Diagnosis Murder
S5, EP10 "Discards"Cinnamon Carter (Barbara Bain) comes out of retirement to protect Jesse's father (Robert Culp), a former CIA agent.
Diagnosis Murder
S5, EP8 "Fatal Impact"Mark and Amanda learn that a plane crash is a case of murder involving a dead FBI agent, the Russian mob and a missing nuclear bomb.
Diagnosis Murder
S5, EP7 "Fatal Impact"Mark and Amanda learn that a plane crash is a case of murder involving a dead FBI agent, the Russian mob and a missing nuclear bomb.