Diff'rent Strokes· Season 4 · Episode 18
Crime Story (Part 2) (a.k.a.) Crime in the Schools
After Willis is hospitalized for trying to stop the bullies, Arnold is asked to participate in a sting operation to nab them. When Mr. Drummond refuses to allow this, Arnold takes matters into his own hands, as he feels responsible for what happened to Willis.
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Guest stars
Shavar Rossas Dudley JohnsonLe Tarias Ted Ramsey
Sal Lopezas Roberto
Brad Trumbullas Detective SimpsonShannon Presbyas Eddie