In 1977, Walker won the
ITV talent show
New Faces, receiving the highest mark ever given to a comedian. He appeared on the
BBC show
Seaside Special on 15 July 1978. Also in 1978 he appeared in two episodes of
Blackpool Bonanza. In 1984 he appeared in an episode of the comedy series
The Main Attraction. Walker hosted the game show
Catchphrase from 1986 to 1999. Walker coined his own
catchphrases for the show: "Say what you see", and "It's good, but it's not right". On 12 June 1994, he appeared on
Surprise Surprise. Other television appearances in the 1990s included
You Bet!,
Gagtag,
Light Lunch,
Wipeout (celebrity special) and
TV Nightmares. Walker appeared as himself in the first episode of
Phoenix Nights on 14 January 2001. In 2002, he took part in the comedy game show ''
It's Only TV...but I Like It and also appeared on Harry Hill's TV Burp''. In 2004, he appeared in the third series of the reality television series ''
I'm Famous and Frightened! on Living. In 2005, Walker appeared as Monsignor in the romantic drama film The Jealous God'', which was released on 9 September. On 4 March 2006, he was the Northern Ireland Regional Presenter in the UK's
Eurovision Song Contest selection show
Making Your Mind Up. On 12 August 2006, he appeared in an episode entitled
The Comics of the documentary
The Story of Light Entertainment. In 2008, Walker was a guest on
The Alan Titchmarsh Show. He presented a six-part comedy series for
BBC Radio Ulster, ''
The Way We Tell 'Em, as well as appearing on Ready Steady Cook on 5 June 2008. On 10 June, Walker appeared on Big Brother's Big Mouth'' as a secret special guest. Walker is an
after-dinner speaker and in June 2008 spoke and presented awards at the Association of Interior Specialists (AIS) President's Lunch at
the Dorchester hotel in London. In 2008, he performed at the
Edinburgh Comedy Festival in his own one-hour show entitled
Goodbye Mr Chips debuting on 31 July, his 68th birthday. On 27 February 2018, Walker appeared on the television show
100 Years Younger In 21 Days. In 2022, Walker starred in the music video for
David Ford's When We Were Young. ==Personal life==