John is a regular writer & correspondent on the Emmy award wining Daily Show with Jon Stewart. Last year, he invited to perform at the Aspen Comedy Festival 2007, where he won the Breakout Award as the act who most impressed the judging panel.

Since 2001 John has stared in his own sell-out shows at the Edinburgh festival as well as performing Edinburgh and London runs as the host of the satirical standup show Political Animal with Andy Zaltzman, Political Animal was successfully transferred to BBC Radio 4. Oliver and Zaltzman are currently recording season one of their podcast,The Bugle. The Bugle has been described as "an audio newspaper for the visual world", with John Oliver reporting from stories in the USA, and Zaltzman reporting in the UK.

John has additionally written and stared in three series’ of The Department (BBC Radio 4) alongside Chris Addison and Andy Zaltzman. Further credits include Mock the Week (BBC Radio 2), Bremner, Bird & Fortune (Channel 4), The Last Word (More 4); and as an actor Green Wing (Channel 4), Chambers (BBC 1), People Like Us (BBC 1) and the Ardal O’Hanlon sitcom My Hero (BBC 1). John can be seen next in Mike Myers’ feature film Love Guru.

“Wildly funny.” The Telegraph.

"A wonderfully intelligent comic.” Evening Standard

“Comedy for smart people” The Sunday Times

“Oliver is a master storyteller, stringing jokes together so tightly that not a syllable falls out of place.” The Onion