Alaina Kalanj, also known as Alaina Huffman, (born April 17, 1980) is a Canadian film and television actress, best known for the television series Painkiller Jane, where she played the character Maureen Bowers. She played Dinah Lance / Black Canary in the TV series Smallville , and 1st Lt. Tamara Johansen in Stargate Universe, where she was a regular cast member. She played the part of the demon turned Knight of Hell, Abaddon, in the American dark-fantasy television series Supernatural.
