Dermot started his career on T4 for Channel 4 and has presented shows for both ITV and the BBC. His best-known work includes The X Factor, Big Brother's Little Brother, Unicef's Soccer Aid, BBC3's First Time Voters Question Time, the RTS Award winning 'Live from Space' season and the Brit Awards which he presented in 2016.
2017 saw Dermot launch his new Saturday morning show on BBC Radio 2, 'Saturday Breakfast with Dermot O'Leary'. Previously in the Saturday afternoon slot, 'The Dermot O'Leary Show' won three Sony Radio Awards and was well known for its support of new and emerging bands.
In 2018 he joined Kirsty Young and Huw Edwards to host the BBC's coverage of the Royal Wedding in front of an audience of 13 million people.
In 2019 Dermot hosted his tenth and final National Television Awards and presented the Explorers episodes of the BBC's 'Icons: The Greatest Person of the 20th Century'.
Toto the Ninja Cat and the Superstar Catastrophe is Dermot's third children's book. He lives in London with his wife Dee and their cats Socks and, of course, Toto.
You can find Dermot on Twitter and Instagram - @radioleary