Martin has worked in Film, Television and Theatre for over thirty years. Having studied acting at the prestigious Stella Adler Acting School in New York, Martin has appeared in many varied film and television roles including the feature films 'Emoh Ruo', 'Slate, Wyn and Me', 'Love in Limbo' with Russell Crowe, as well as the French film 'LaTricheuse' co starring Kristen Scott Thomas. His US television credits include , 'Jake and the Fatman' and the groundbreaking character drama, 'ThirtySomething'. In Australia, his television credits include the miniseries 'Do or Die', 'Fields of Fire', and the telemovie 'My Husband My Killer' playing the lead role of Andrew Kalajzic. It was the police drama 'Blue Heelers' that established Martin as one of Australia's most talented actors, earning him five consecutive silver Logies for best actor. Following his departure from the show after eleven years, Martin moved behind the camera to direct his first film, 'Crushed', which screened at the LA International Film Festival. He also directed numerous episodes of Blue Heelers and the medical drama, 'All Saints'. His real passion, however, was acting and after gaining experience behind the camera, was offered the role of loan shark, Mario Condello, in the original and highly acclaimed crime drama, Underbelly. Since then he has featured in guest roles on television dramas including City Homicide, Sea Patrol, Rescue: Special Ops, Lowdown and Offspring. He has recently completed filming the feature film 'The Cup', playing Neil Pinner due for release October 2011. Martin has completed filming the eagerly anticipated 3D action adventure feature film, BAIT 3D, at Village Roadshow on the Gold Coast. He is has just completed filming the ABC television miniseries "The Straits" in Far North Queensland.

Has a son called Jack.Left "Blue Heelers" because as he had moved up to Byron Bay for his son to attend pre-schoolTen years before they began working together on Blue Heelers (1994), he appeared in two episodes of A Country Practice (Unemployment, a Health Hazard: Parts 1 & 2) with Julie Nihill, playing her boyfriend who later died in an accident.He was awarded the Australian Centenary Medal in the 2001 Queen's New Years Honours List for his services to Australian society and Australian film production.