He is perhaps best known for his roles as Ailsa Stewart's younger creepy brother Tony O'Rourke in early January 1997, Dennis Harling from September 2011 until February 2012, and Gavin Cooper from 12 to 24 November 2015 in Home and Away.
[citation needed] He started with the Patch Theatre at age 12, and was in the first round at Western Australian Academy of Performing Arts in 1979.
He then played a lead role in the soap opera Waterloo Station (1983), but the series was cancelled after a few months on air.
Roberts' television credits include Blue Heelers, Murder Call, Stingers, Young Lions, Big Sky and the first two seasons of Underbelly.
His film credits include Blackwater Trail, Walking on Water, Beneath Clouds, Mission: Impossible 2, and Dreamland After Sons and Daughters, Roberts travelled to the United States, where he met his future wife Lindsay Neil.