4. type of aircraft(5,4) 9. one of a unique dancing group(4,4) 14.ex french president(6,6) 18.mrs P.M(3,3) 12. movers and shakers in a ring(5,5) thanks
I was only suggesting an alternative (4,4) - ping pong is the more commonly known of the two.
The only children's tv programmes that Toni Arthur appeared in were Play Away and Play School http://www.imdb.com/name/nm0037845/ so that it does look like they have given the wrong number of letters.