In 1999 he played Nicholas Alamain on the soap opera Days of Our Lives. From 2001 to 2004 he starred in the TV series Mutant X. Webster was listed as one of People Magazine’s “50 Most Eligible Bachelors” in 2002. He has appeared in episodes of Baywatch, Becker, Sex and the City, Charmed, Harper’s Island, Melrose Place, Criminal Minds, Bones, Castle, Drop Dead Diva, NCIS: Los Angeles, CSI: Crime Scene Investigation, and White Collar. Webster has also starred in the movies Most Love Dogs and The Scorpion King 3: Battle for Redemption. Since 2012 he has starred as detective Carlos Fonnegra on the series Continuum.