Furst also works under the name Lenny Beige,[2] promoted comedy nights (started on the Regency Rooms) and fought the 1997 general election in Putney under that name, and had 2 series on BBC Choice with guests including Terry Wogan, Davina McCall, Claudia Winkleman, Chas & Dave, Tony Hadley and many more.
Furst often performed (as Lenny Beige) at the Regency Rooms in London's West End which ran for a total of 10 seasons.
He has also appeared 3 series of CBBC sitcom called The Legend of Dick and Dom in which he starred alongside Dominic Wood, Richard McCourt and Chloe Bale.
Furst starred in the Catterick series with Vic Reeves and Bob Mortimer as an assistant Police Officer called Sergeant Mingemungington.
He has also appeared in numerous other programmes; Bodies, Born and Bred, all three series of Little Britain, The Bill, Dick and Dom's Funny Business, Father Brown, Doc Martin, Friday Night Dinner and Tracey Breaks the News.
[citation needed] In 2009/10, Furst starred alongside Michael Brandon in Oliver Cotton's play Wet Weather Cover at the King's Head Theatre before transferring to London's West End.
He played Hymie in the 2011 production of Chicken Soup With Barley by Arnold Wesker at the Royal Court Theatre, directed by artistic director Dominic Cook.
[citation needed] Furst was scheduled to be part of the world premiere cast of Made in Dagenham from October 2014, at the Adelphi Theatre in the West End.