Julian Wadham (John Steed)
Emily Woodward (Tara King)
Christopher Benjamin (Mother)
Janet Amsden (Betty Grudge)
Kenny Blyth (Professor Braithwaite / Reverent Utterson)
Amerjit Deu (Said Ghabul / Cruikshank)
Abi Harris (Bonnie Braithwaite / Clarrisa Kincaid)
Harry Hart (Freddie / Terry)
Damian Lynch (Colin Collins / Cyril / Railwayman)
Paul O'Grady (Septimus Crump)
Bridgitta Roy (Miss Sprogg)
Andrew Spooner (Rupert)