Mark Ayres
Ayres's work on broadcast "Doctor Who" was during Sylvester McCoy's era as the Seventh Doctor , comprising "The Greatest Show in the Galaxy" , "Ghost Light" and "The Curse of Fenric" . 
<triplet> Seventh Doctor <subj> Sylvester McCoy <obj> performer <triplet> Ghost Light <subj> The Curse of Fenric <obj> followed by <triplet> The Curse of Fenric <subj> Ghost Light <obj> follows