[citation needed] A one-off pilot was broadcast at 11.15 pm on 22 March 1966, to viewers in the Southern Television area only.
Following the pilot, Hargreaves felt the show might work better in an afternoon slot, aimed at making facts fun for children.
He was joined by Fred Dinenage (1966–1981), Jon Miller (1966–1981), Bunty James (1966–1967 and 1970–1976), Dr. Tom Gaskell (1967–1968), Jill Graham (1967–1969) and Marian Davies (1977–1981).
Presenter Fred Dinenage returned, accompanied by Gareth Jones, Carol Vorderman, Gail McKenna and Sian Lloyd.
[10] Due for air November 2020, with Fred Dinenage making his second return to the series franchise, alongside a new team of Vick Hope, Sam Homewood and Frankie Vu.