Other works

(1974-5) Co-starred in the stage play "Doctor Who and the Seven Keys to Doomsday" at the Adelphi Theatre, London, playing "Jenny", a different role than her TV series character, "Zoe". As such, she is the only actor (to date) to play two different "Doctor Who" companions. Her daughter, Charlie Hayes, performed the role in Big Finish's 2008 audio adaptation of the play.

(2005) Provided a commentary for the Doctor Who (2005) DVD "The Mind Robber".

(2003) Provided a commentary for the Doctor Who (1963) DVD "The Seeds of Death".

(2006) Provided a commentary for the Doctor Who (1963) DVD "The Invasion".

(2003) Played Dr. Lorraine Baines in the Big Finish audio production "Davros".

(2009) Provided a commentary for the Doctor Who (1963) DVD "The War Games".

(1979) "Charley's Aunt," comedy revival; written by Brandon Thomas; with John Inman (portraying Lord Fancourt Babberley); Mark Wynter (portraying Jack Chesney); Andrew Knox (portraying Charles Wykeham); Allan Cuthbertson (portraying Colonel Sir Francis Chesney); Derek Francis (portraying Stephen Spettigue); Stacey Gregg (portraying Amy Spettigue); Wendy Padbury (portraying Ela Delahay); and Helen Cherry (portraying Donna Lucia d'Alvadorez) also in the opening night cast; on the West End at the Adelphi Theatre, London, England, UK.

(2010) Provided a commentary for the Doctor Who (1963) DVD "The Dominators".

(1979) Played "Goliath" in BBC Schools series "Watch: David and Goliath".