Main Characters Professor Bernard Quatermass 6 main appearances Paula Quatermass 6 main appearances Dr. Leo Pugh 6 main appearances
Recurring Guest Characters Captain John Dillon 4 guest appearances Fowler 3 guest appearances Vincent Broadhead 2 guest appearances Stenning 2 guest appearances Head of Commission 2 guest appearances Paddy 2 guest appearances E.G. McLeod 2 guest appearances Ernie 2 guest appearances Technician 2 guest appearances Young Workman 2 guest appearances Technician 2 guest appearances Sergeant Grice 1 guest appearances Private 1 guest appearances Fred Large 1 guest appearances Mrs. Large 1 guest appearances Robert 1 guest appearances Landlord 1 guest appearances Technician 1 guest appearances Australian Commentator 1 guest appearances Second Technician 1 guest appearances ⇤ « 1 2 3 » ⇥