His first job in Television was as Transmission Controller for Rediffusion in the 1950s. He then moved back into radio when Radio London started in 1964 to present the 9:00 A.M - 12:00 P.M slot, he was also the administrator on board the MV Galaxy radio ship that the station broadcast from. Earl stayed with the pirate station until the spring of 1966.
Incidentally, Yorkshire Television also hired Richmond's fellow Radio London DJs John Crosse and Paul Kaye as announcers, as well as Keith Martin from Radio Caroline and Terry Davis from Radio North Sea.
After leaving Yorkshire Television, he moved to Thailand to set up a production company and work on English-language radio in Bangkok. He was also involved in the Hotel trade and ran a restaurant called 'The Beefeater' before dying after a heart attack  .