In his movies, Steven Seagal usually plays a special agent or cop with martial-arts skills who, when pushed to the edge by baddies, responds with deadly force. Turns out, Seagal knows more about law enforcement that we thought. For the past two decades, he's been working as a fully commissioned deputy with the Jefferson Parish (La.) Sheriff's Office. Here are a few images from his new police reality show, "Steven Seagal: Lawman," which debuts Dec. 2 on A&E. Images courtesy of A&E.