 Hirst's acting roles include Mike Barnes from "Hollyoaks", Martin Gooch from "The Ghost Squad" and Steve Kingsley from "Holby City".He has narrated TV documentaries such as "Blueprint for Disaster", 2005, "The Garage", "Smash Lab", and "How It's Made" since 2001.He also narrates some of the programme trailers on Fox and Channel 4.