Balfour appeared on the kids TV show
Kids Incorporated for one season in 1991. During the early 1990s, he had a variety of minor juvenile roles on television series such as
Dr. Quinn, Medicine Woman,
Arresting Behavior,
Boy Meets World and
Step by Step. In 1997, he appeared in the first two episodes of
Buffy the Vampire Slayer as
Jesse McNally, one of the show's first victims. Eric was a regular on the HBO series
Six Feet Under as
Gabriel Dimas in 2001. He appeared as a regular cast member in three short-lived TV shows.
Veritas: The Quest was cancelled after four episodes in 2003,
Hawaii was canceled after seven episodes in 2004, and
Sex, Love & Secrets was canceled after four episodes. Also in 2005, Balfour starred in the sexually explicit Canadian drama
Lie with Me with
Lauren Lee Smith. In March 2006, Balfour debuted as Brian Peluso on producer
Dick Wolf's crime drama
Conviction, which lasted one season. Balfour was also a guest star on the hit show ''
Dawson's Creek'' in the ninth episode of the first season. He starred in the 2003 remake of
The Texas Chainsaw Massacre with
Jessica Biel. He played a minor character in several episodes of
The O.C. as Eddie,
Theresa's fiancé. Balfour appeared in seven episodes of the first season of
24 as computer technician Milo Pressman in 2001. Five years later, Balfour reprised the role for 19 episodes of
24's sixth season before leaving the show by his own request. Balfour appeared in
Life on Mars as Eddie Carling, the brother of detective Ray Carling. He was the face for the
Valentino male fragrance Valentino V. In September 2009, Balfour appeared in an episode of
Monk. In the same month, Balfour booked a recurring role on the drama show
The Beautiful Life, but the show was canceled after its second episode. In 2010, he starred in the
Strause Brothers thriller film
Skyline. He starred as Duke Crocker on the Syfy drama
Haven. Balfour co-starred with
Missy Peregrym and
Jeff Roop in the survival film
Backcountry, and he appeared as Spiro Dalon in an episode of
Chicago P.D. ==Personal life==