It was the most unforgettable season in 21 Jump Street history, featuring the farewell performances of undercover cops Tom Hanson (Johnny Depp) and Harry Ioki (Dustin Nguyen.)

This Fourth Season also includes such explosive episodes as Judy Hoff's (Holly Robinson Peete) shocking rape, the mission to El Salvador byiDoug Penhall (Peter DeLuise) to save theiwoman he loves, the return of Dennis Booker (Richard Grieco),ia tragic secret in Ioki's past, Hanson's witnessing an execution, the fan favorite "How I Saved The Senator" and much more!