A teen's claim that she was assaulted by a man who befriended her on the Internet leads to a case involving pedophilia. Harry Waters: Reed Birney. Elaine: Ellen Muth. Karen Raye: Paz De La Huerta. Doris Harrington: Rita Gardner. ADA Eastman: Jenna Stern. Keith: Mark Matkevich. Stabler: Chris Meloni. Benson: Mariska Hargitay. Munch: Richard Belzer.