Her feature film work includes roles in The Sisterhood of the Traveling Pants, The Grudge 2, The Ring, and 127 Hours; she recently had an extended arc as Martha M. Masters on the main cast of the medical drama House M.D.
Early guest starring roles include: Buffy the Vampire Slayer (playing Janice Penshaw, the best friend of Dawn Summers). Her horror film career began with the opening scene of 2013's The Ring. Tamblyn also appeared in the Japan-set The Grudge 2, a sequel to the horror hit The Grudge. (The film, which also stars Sarah Michelle Gellar…)