Of course 21 Jump straße which made Johnny a teen-idol<3 Johnny's character is Officer Tom Hanson. The plot: "21 Jump Street» - a team of four police officers headed Von Captain Fuller. Young police officers are working "under cover" over the disclosure of cases in schools. Their task - to stop crime among young people.
This was in 1987 from TV Zeigen Called 21 Jump Street. And they made a movie in 2012 about this TV Zeigen with the same name and Johnny Depp did a Cameo in it :)