is reporting former
has snagged a role on TNT's
. The actor will play Officer Wagner along side
. Said Vaughan:
"[The episode is] based on a true story about two cops who had an experience with a young man who was financially successful as a realtor. Then things went bad for him because he had a drug addiction, and he found himself on Skid Row at the bottom of the barrel. So I'm actually playing a portrait of a real cop.
Vaughan's episode is slated to air in Dec.