Recurring Guest Characters
Professor Marks
4 guest appearances
Chief Superintendent Cavanagh
2 guest appearances
John Anders
1 guest appearances
James
1 guest appearances
Keymaker
1 guest appearances
Segarus
1 guest appearances
Doctor Michael Sanders
1 guest appearances
Madeleine
1 guest appearances
Drake
1 guest appearances
Barbara
1 guest appearances
Inspector Matthews
1 guest appearances
Airport Attendent
1 guest appearances
Sir George Davies
1 guest appearances
Nils Paavo
1 guest appearances