He returned to the Countdown world 12 years later, to compete in COLIN 2006.
He returned to TV screens in 2013, as one of 41 contestants taking part in the 30th Birthday Championship. He lost his only match against the Series 52 champion Mark Tournoff in a tight game, by a score of 101 – 100.
Deller is also a keen Scrabble player, and for a number of years was editor of the puzzle magazine Tough Puzzles.
|#||Date||Type||Contestant 1||Score||Contestant 2||Guest||Lex||Max|
|1568||5/09/1994||P||Michael Rich||37 – 61||Nick Deller||Richard Stilgoe||Ruth Killick||83|
|1569||6/09/1994||P||Vera Horseman||17 – 62||Nick Deller||Richard Stilgoe||Ruth Killick||69|
|1570||7/09/1994||P||Ian Frost||49 – 61||Nick Deller||Richard Stilgoe||Ruth Killick||75|
|1571||8/09/1994||P||Dave Ledger||39 – 35||Nick Deller||Richard Stilgoe||Ruth Killick||71|
|5619||11/01/2013||30BP||Mark Tournoff||101 – 100||Nick Deller||Dave Myers||Susie Dent||119|