Cherry Gail (played by Philippa Gail) is a protagonist in Thark.
Kitty Stratton (played by Sarah-Jane Gwillim) appears in Thark.
Lady Benbow (played by Monica Grey) appears in Thark.
Sir Hector Benbow (played by Ronald Hines) appears in Thark.
Lionel Frush (played by Terence Edmond) appears in Thark.
Mrs. Frush (played by Susan Field) appears in Thark.
Hook (played by David Battley) appears in Thark.
Ronny Gamble (played by Jimmy Thompson) appears in Thark.