Crystal Tipps and Alistair Crystal Tipps and Alistair Crystal Tipps and Alistair is a British cartoon produced for the BBC. The title characters are a girl and her dog who are joined by their friends Birdie and Butterfly. There are 50 five-minute episodes and a 20-minute Christmas special, all first shown between 1971 and 1974. It was created by Hilary Hayton and Graham McCallum. Michael Grafton-Robinson, a BBC producer went independent setting up Q3 of London to produce the series. The animation was done by Richard Taylor Cartoons, who were also contracted to make the Charley Says and the Protect and Survive public information
Companion (Doctor Who) Agyeman, Piper, Barrowman, and Elisabeth Sladen title billing for each of their reappearances. Noel Clarke reprised his role in the Series Four finale; although listed as a companion alongside the other actors on the BBC Doctor Who website, Clarke is not credited in this way. In "The End of Time" John Simm receives title billing for his antagonist role as the Master, ahead of Bernard Cribbins as companion Wilfred Mott. Companions in the new series also have a more flexible tenure than their classical predecessors. Several companion characters have returned to the series after leaving the Doctor's company, most notably