Television and film
The following year, he starred on the Fox television series The Outsiders, Executive Produced by Francis Ford Coppola. In 1993, Kanan joined the ABC soap opera General Hospital as A. J. Quartermaine the troubled son of Dr. Alan and Dr. Monica Quartermaine. Kanan was nominated for an award in the Outstanding Newcomer category by Soap Opera Digest for his believable portrayal of the fictional character whose storylines often centered on an ongoing battle with alcoholism. He also appeared in an advertisement and campaign for the clothing company C&A in 1994, the main theme was the culture of North American Indians, the advertisement was called Indian Spirits. The video was shot in San Francisco. He left the series in 1997 and returned in 2012 for the 50th anniversary of the show. Kanan's last appearance was on April 23, 2014, after his on-screen television character was killed. In 1999, Kanan joined the cast of Aaron Spelling's NBC soap opera Sunset Beach as Jude Cavanaugh and remained with the show until its cancellation later that year.
In 2000 he joined the cast of the CBS soap opera The Bold and the Beautiful as Deacon Sharpe, playing a character that was originally conceived as a short-term villain, but would later prove to be the basis for a popular, on-going storyline for the show.He would remain with the show until 2005 when he opted for recurring status while his on-screen character served a prison sentence for obstructing justice. Kanan also starred in several feature films in tandem with his television career. He wrote and executive-produced Chasing Holden, which was distributed by Lionsgate, and starred Kanan along with DJ Qualls. In 2002 he hosted the Miss World Pageant in London, and in 2006 competed in the third season of Ballando con le Stelle, the Italian version of Dancing with the Stars.
On July 10, 2009, Kanan reprised his role as Deacon Sharpe on the CBS sister soap opera The Young and the Restless. While appearing on The Young and the Restless, he starred in the 2009 Indie film Abracadabra, which was directed by Julie Pacino (Al Pacino's daughter) and was screened at the Cannes Film Festival. In May 2010, Kanan starred in My Trip to the Dark Side, written and directed by Shane Stanley. He later starred in the 2011 sequel My Trip Back to the Dark Side. Upon leaving The Young and the Restless in January 2012, Kanan reprised his role as Deacon Sharpe on The Bold and the Beautiful, but as of February 2024, he was taken off of the CBS web site for the cast of characters for the show, noting that Deacon is his favorite of all the characters he has played due in part to the writing of Bradley Bell.