"Bitten" 8 p.m.: "Trespass" (summary from TV.com) Elena and Clayton fall back into old patterns from their former relationship, which causes alarm for Elena who wants to forget the past. Together, they track down the Mutt at a warehouse, but find themselves in a sticky situation when the Mutt shifts to a wolf.
"Being Human" 9 p.m.: "Lil' Smokie" The witch is back! Will Sally be able to take her?
"Lost Girl" 10 p.m.: "Lovers. Apart." Dyson rushes to be with Bo, who risks her life to save a haunted family. Meanwhile, Lauren's past catches up with her. Special guest this week, Mia Kirshner.
-Larissa Mrykalo