He is widely remembered for playing Simon Raymond, the brother of Tiffany Mitchell (Martine McCutcheon), in the popular BBC soap opera EastEnders.
His character made headlines in the British press, following a gay kiss with the show's resident bisexual, Tony Hills (Mark Homer), who happened to be dating his sister at the time.
After leaving EastEnders, Lynford started presenting various shows for television, including Wild Thing, Taste Today, and the comedy quiz Arty Facts, which he also devised.
Lynford has also written a 1970s musical called Disco Crazee, which was produced by Bruce James in 2005 at the Edinburgh Festival, and subsequently toured Britain.
As of 2013, Andrew continues to be a prolific[citation needed]theatre director, including productions of Wuthering Heights (with Emmerdale's Adele Silva and his EastEnders co-star Mark Homer in the cast), the UK tour of the Nell Dunn play Steaming and Christmas shows for Qdos Entertainment.