Two pilot episodes were produced by Yorkshire Television under the name Calendar Countdown, named after the local news bulletin.
April–June 1982[]
Designer:
Unknown
Typography:
Unknown
Launched:
April 19th, 1982
An eight episode series was broadcasted from April 19th to June 7th, 1982.
Countdown[]
November 1982–1987[]
Designer:
Unknown
Typography:
Unknown
Launched:
November 2nd, 1982
Calendar Countdown was moved to Channel 4 (still produced by Yorkshire Television) and the word Calendar was dropped from the name. It was also the first programme to be aired on Channel 4.