Croft began his career in the television soap opera A Country Practice.
He went on to appear in Police Rescue, Water Rats, Above the Law, Sun on the Stubble (aka The Valley Between), Farscape and Hercules.
Croft was one of the original hosts of Nickelodeon variety show Sarvo, alongside Josh Quong Tart.
He has also appeared in several films including, That Eye, The Sky, 20th Century Fox's Mighty Morphin Power Rangers: The Movie, The Real Macaw, Disappearance, Blurred and The Pact.
More recently, Croft has undertaken a substantial array of voice work for animated films and television series.