Sean Hennigan

After Piper leaves town for a convention, Prue and Phoebe discover a long-dead convict has been brought to life as a ghost and is murdering people who had anything to do with his conviction. Internal Affairs suspects Trudeau after too many unexplained circumstances are in too many unsolved cases.

Michael is determined to get his hands on T-Bag as much as Bellick is determined to get his hands on the millions; Lincoln and Mahone square off; Sara faces judgment day as Kellerman decides his own fate.

Michael races against the clock to rescue Lincoln and beat Mahone at his own end game; Sucre risks his life to save a missing Maricruz; Kellerman's testimony at Sara's trial proves deadly; and T-Bag and Bellick find themselves up a Panamanian river.

After Petty Officer Chinick is found strangled to death aboard the USS Suribachi, Commander Harmon “Harm” Rabb, Jr. (David James Elliott) goes to the ship to investigate.

After Walker's former "Kick Drugs Out of America" star student, Joey Prado graduated from the Dallas Police Academy at the top of his class, Walker chooses him to take on a crucial but difficult assignment -- aborting drug dealers' plans to distribute free heroin in the schools.