Trevor Bayliss
BBC One, 26 September 2001 to 18 December 2002 (pilot + 13 episodes in 2 series + 1 update special)
Three people have made inventions. The public vote on which they think is the best. Winners won potential backing for proper sale.
Made by the Tomorrow's World team
Set in the same disused pumping station that Gamesmaster took over for their second series.