Meagan Smith (born March 28, 1986 in Glendale, CA) is a live film and voice actress. Chrissy on ER as a guest. She also voices the character Gwen Tennyson on Cartoon Network's show Ben 10 & Ben 10: Secret of the Omnitrix and voiced Rachel, the girlfriend of Tommy Pickles in the Nickelodeon show All Grown Up!.