Samantha Ferris (born November 2, 1968) is a Canadian actress, best known for her starring role as Nina Jarvis on The 4400 and her recurring role as Ellen Harvelle on Supernatural.
Ferris began her career as a radio announcer and in the mid-1990s was a television reporter for the Bellingham, Washington station KVOS-TV 12 and Vancouver's BCTV, where she went by the name Janie Ferris.
After the death of her father she decided to change careers and become an actress. She has had many starring and supporting television roles, her most notable being Sandra Cassandra on Beggars and Choosers, Nina Jarvis on The 4400, Lt. Alexa Brenner on The Evidence and Ellen Harvelle on Supernatural. Other television roles include that of deckhand Pollux in the episode "Dirty Hands" of Battlestar Galactica, as well as roles in Smallville, Stargate SG-1, The L Word, V and a series of TV movies featuring The Gourmet Detective.