21 Jump Street: Season 4, Episode 14: Change of Heart
Starring: Angelo Tiffe, Johnny Depp, Holly Robinson Peete, Peter DeLuise, Dustin Nguyen, Jane Sibbett, Joseph Kell, Yvette Nipar
Length: 60 minutes
On Air Date: 15 Jan 1990
21 Jump Street: S04E14 Description: Captain Fuller & Hoffs investigate after a popular teacher, who is also an environmentalist, is stabbed to death.