Regan first came on UK TV screens in series 5 (1992) of LWT's ''
London's Burning, playing Don, the love interest of Firefighter Kate Stevens (Samantha Beckinsale). That same year he played PC Shelby alongside Sir David Jason’s DI Jack Frost in the TV series A Touch of Frost''. Regan has over 15 stage roles to his credit, most recently as
Achilles in
Troilus and Cressida at the
Edinburgh International Festival. In 1999, Regan received an Irish Best Actor nomination for his co-starring performance in the miniseries
Eureka Street. That year, he appeared in films such as
Outside Bet,
Lockout Regan is also a screenwriter and director, developing projects for his own film company. His script,
Come Like Shadows, is an accessible but classic interpretation of
Macbeth headlining
Sean Bean and
Tilda Swinton and will be directed by
John Maybury. He also appeared briefly as a sexually confused character in British series
The Street. In 2013, he guest starred in the first episode of Series 10 of New Tricks. He played the Duke of Savoy in the 4th episode of the BBC series
The Musketeers in 2014. Regan joined the cast of the BBC's
Atlantis as Dion for series 2 starting November 2014. He was King Simon in
E!'s
The Royals. In 2023, he appeared as
Vice Admiral Garp in
One Piece. ==Filmography==