He played the titles roles in Hamlet at the Birmingham Stage Company, 'Pal Joey at the Bristol Old Vic Theatre and Macbeth at the Stafford Festival Theatre. As well as a lead role in Air Guitar at the Bristol Old Vic Studio, Boulter played Michael Brennan in BBC Radio 4's drama series Citizens from October 1987 to July 1989. He has appeared in numerous Radio 4 drama productions. He played Chris, Malcolm's assistant in series four of the Granada Television sitcom Watching from December 1989 to January 1990. He also appeared in three episodes of The Darling Buds of May as the character Roger McGarry, and in five episodes of Heartbeat as Inspector Alistair Crossley during 1993 and 1994.
