Born in
Devizes,
Wiltshire, England, Robertson spent much of his younger life abroad, living in such places as
Singapore,
Cyprus and the
Netherlands, with his family following his
RAF fighter pilot father. He was sent back to England at the age of eight, and was a boarder at
Marlborough College. After leaving he attended the Oxford School of Business, where he gained a degree in business and management, before starting a career in marketing. After attending a one-year course at London drama school Arts Educational, Robertson launched his professional acting career playing the lead role of
Alan Turing in the play Breaking the Code. He appeared in several plays and TV productions over the next few years, before, in 1996, deciding to try his luck in Hollywood. He landed the role of
Ben Evans in
Aaron Spelling's new daytime drama
Sunset Beach. Robertson played the part for three years, also appearing as his character's evil identical twin,
Derek. After the cancellation of the show in December 1999, Robertson moved into behind the camera work, building a career as a writer and producer. He made his return to TV in 2003, playing interplanetary bounty hunter Travis Montana in one season of the Canadian sci-fi series
Starhunter. He also appeared in the soap
General Hospital in a recurring role, and worked alongside
Julia Roberts, lending his voice to the animated movie
The Ant Bully. He has also acted in several computer games and played the lead role in the 2010 science fiction epic
Darkstar: The Interactive Movie, which included a large amount of live-action footage of Robertson. Robertson starred as Theodore Crawford in the
MyNetworkTV telenovela Wicked Wicked Games, and subsequently starred in the movie
Crazy Girls Undercover. ==Personal life==