|Guest appearances of Magnus Magnusson|
|First appearance||25 December 1997|
|Last appearance||4 April 2003|
|Episodes with Magnus Magnusson|
Magnus Magnusson (1929-2007) was a guest on Countdown. Originally an investigative journalist and translator, he rose to his greatest fame as questionmaster of British TV's most prestigious quiz show, Mastermind, hosting the programme for 25 years from 1972 to 1997.