Cast
Alfred Marks
Captain Katt/Ludovic French/Inspector Brough
Derek Royle
The Professor/Frank Lucas
JB
Janet Behan
Lieutenant Rook/Louise Jobling
Simon Rouse
Desmond Gibb
SJ
Sarah James
Pat
Clare Clifford
Margot
HS
Howard Samuels
Toby
JE
John Elmes
Dave
Patricia Maynard
Madeleine Forsyth
IF
Ian Fairbairn
Ted
John Owens
Joe
RS
Ros Simmons
Mugwump/Sylvia Pym
David Hatton
Jack Judge
