 Franks is best known for his role as the tax inspector Cedric "Charley" Charlton in the English sitcom "The Darling Buds of May", and also as Sgt.Raymond Craddock on "Heartbeat".He has also been a guest star in "Absolutely Fabulous", "Pie in the Sky", "Midsomer Murders", "Foyle's War", "Bleak House", "Martin Chuzzlewit", "The Buddha of Suburbia", "The Green Man" and "To Serve Them All My Days".