Janet Ruth Montgomery (born 29 October 1985) is an English film and TV actress. She is perhaps best known for her starring role as Ames in the second season of Fox's Human Target, and also for her appearances in The Hills Run Red and Wrong Turn 3: Left for Dead, as well as her role as Eric Murphy's assistant Jennie in HBO's Entourage. She recently played protagonist Martina Garretti in Made in Jersey, a television drama that premiered on CBS in September 2012, but was cancelled on 10 October after only two episodes had been shown.