The Magnificent Six and 1/2 to its predecessor, following the adventures of seven children (with very similar personalities to the "Six and 1/2" group) who used a double decker bus as their clubhouse. However, unlike "Six and 1/2", the television series was produced on a much higher budget, and often contained musical numbers. 20th Century Fox wanted a completely different cast for the television series, rather than the same cast from the "Six and 1/2" series, but nevertheless, both Brinsley Forde and Michael Audreson starred in the series. "The Double Deckers" made its American premiere on 12 September 1970, and its United Kingdom premiere on
The Magnificent Six and 1/2 1/2" series was produced by a different company and featured an entirely new group of children in the cast. The first series of "The Magnificent Six and 1/2" starred Len Jones as the group's leader, Steve, Brinsley Forde as prankster Toby, Suzanne Togni as tomboy Liz, Ian Ellis as rather large Dumbo, Michael Audreson as the clever Whizz, Lionel Hawkes as the always hungry Stodger, and Kim Tallmadge as tag-a-long Peewee (the "1/2" in the serial's title). In the first episode, "Ghosts and Ghoulies", the rest of the gang meet Whizz and his little sister Peewee for the first time.