He joined the BBC in 2003 after many years with ITN. During that time he fronted all ITV's major bulletins, including News at Ten, and also presented Channel 4 News.
Dermot presents the ratings success Eggheads, a quiz show for BBC2, which recorded its ninth series in 2008. He also presents the spin-off shows Celebrity Eggheads and Are You An Egghead? .
Dermot recently presented the brand new science show Human Guinea Pig on Bravo, which saw the rugby star Gavin Henson take part in an experiment to withstand an electric current of 250,000 volts.
Dermot's incisive interviewing style has been recognised by a number of awards, including the Royal Television Society's Interviewer of The Year Award in 1999 for his interview with Peter Mandelson, which resulted in the latter's resignation from the Cabinet.
Dermot is available for a range of corporate work. His charm and professionalism have delighted a whole variety of clients, many of whom invite him back to host year after year. His numerous conference and after-dinner appearances have included engagements for The Police Federation, Eurostar, The Home Office, The Army Families Federation, Orange, European Study Tours, The Foreign and Commonwealth Office, Which?, and Royal Mail.
"Dermot was highly charming [as our Conference host] and very well received, as usual. Ever the consummate professional! A delight to work with him again..."
CONSTABLES CONFERENCE 2010 (THE POLICE FEDERATION OF ENGLAND AND WALES)
"What can I say other than, Thank you! We couldn't have done it without you! Of course I am referring to the assistance you gave us in hosting our event on Friday evening. It was a real pleasure working with you and your calm professionalism was greatly appreciated."
BRITISH PARKING ASSOCIATION CIVIL ENFORCEMENT AWARDS
"Thank you very much for facilitating yet another excellent TalkBack session. The conference delegation and Central Committee appreciate your knowledge on policing issues and your skills in managing the questions during the session. It was a pleasure to work with you again."
POLICE FEDERATION CONSTABLES CONFERENCE: TALKBACK
"This was the first time we used Dermot and he was a real winner with the audience...he was very easy to work with, very professional and did a great job for us."
COMMUNITY CARE PUBLICATION CONFERENCE: THE EXCELLENCE NETWORK
"The event went really well and Dermot was fantastic!"
THE WHICH? BIG BANKING DEBATE