The funnyman made his name by writing and starring in sitcom 'Gavin & Stacey', but he is adamant his first love is radio, reported Contactmusic.
He would even happily take on the early starts of a breakfast show, but worries he is not as cheerful as his fans assume.
"I would love to become a RJ. It's the most personal medium that still exists between host and listener. I'd take on breakfast everyday of the week. I would genuinely but I'm not quite as exuberant as people always imagine I would be," Corden said.