Barry Humphries jokingly confuses Dermot O’Leary for Philip Schofield

Former X Factor host Dermot O’Leary says he’d 'never say never' to going back

'I Feel Very Irish': Dermot O’Leary on Returning to His Roots | Lorraine

Dermot O'Leary & Mel's Secret 90s Romance | Mel Giedroyc: Unforgivable | Dave

David Walliams wants to jump Dermot O'Leary - BBC

The “Send To All” Message That Nearly Got Dermot O'Leary CANCELLED | Michael McIntyres Big Show

Does Dermot O'Leary have an Irish passport? - Angela Scanlon's Ask Me Anything