 Pet-shop proprietor Bunny was played by Nerys Hughes, McTell's co-presenter on Alphabet Zoo and several songs from the earlier series were reused in Tickle on the Tum, including "Kenny the Kangaroo" and "Ollie the Otter".Favourite characters amongst children were bumbling odd-job man Barney Bodger, Mike the Milkman and G.P.Dr Dimple, played by Bill Oddie.