In this week's season finale of The Cleaner on A&E, William (Benjamin Bratt) must help an old friend (Richard Lewis), who chooses heroin and speed over his wife (Annabelle Gurwitch) and two kids, commit to getting clean. Meanwhile PK (Whoopi Goldberg) attempts to wrangle some of the other addicts William has helped recently for a surprise party in honor of William's seven-year-sober birthday. Guest stars include Gary Cole, Janina Gavankar, Steve Landesberg, Paul Schulze, Jeanette Brox, Michael Beach, Dionysio Basco and Joy Bisco. Don't miss the gripping season finale of The Cleaner, Tuesday at 10pm ET/PT on A&E. Become a Facebook Fan of The Cleaner http://facebook.com/thecleaner. More information available at http://aetv.com/thecleaner.