Martin's paternal influence, stemming from his father's profession as a singer, and his maternal guidance, emanating from his mother's occupation as an actor and extra, played a pivotal role in shaping the trajectory of his early life and professional trajectory.
By the time Martin had completed his formal education in 1975, he had already garnered a certain level of experience in the acting realm, having made appearances in various advertisements.
Martin's theatrical journey commenced in 1976, when at the tender age of 18, he made his West End debut in the iconic musical Jesus Christ Superstar, following a rigorous period of training at the esteemed London Academy of Music and Dramatic Art. This pivotal moment marked the commencement of his illustrious theatre career, which would subsequently witness him tackling an astonishing array of roles, including the charismatic Rocky Horror in The Rocky Horror Show in 1979, the vocally gifted Audrey II in Little Shop of Horrors in 1983, the enigmatic Time in 1986, the majestic Munkustrap in Cats from 1987 to 1990, the captivating Miss Saigon in 1989, the unforgettable Joseph and the Amazing Technicolor Dreamcoat in 1990, and the charismatic Vince Fontaine in Grease in 1993.
Martin's multifaceted career extended beyond the realm of theatre, as he embarked on a fruitful journey in voice acting, assuming the iconic role of Honey Monster, the beloved mascot of Sugar Puffs, a position he held from the 1980s onward.
As the decades progressed, Martin continued to refine his vocal craft, taking on a diverse array of characters in films, television shows, and commercials, thereby showcasing his remarkable range and adaptability.
Throughout the 1990s, Martin's impressive vocal performances garnered widespread recognition, earning him a multitude of accolades and nominations, including a prestigious Talkie Award for his masterful portrayal of Judge Dredd in a BBC Radio 1 production.