Ηθοποιοί επεισοδίου
John MillsBernard Quatermass
Simon MacCorkindaleJoe Kapp
★
Paul RoseburyCaraway
Jane BertishBee
★
Ralph ArlissKickalong
★
Margaret TyzakAnnie Morgan
Brian CroucherPolice Lt.
Barbara KellermanClare Kapp
Bruce PurchaseTommy Roach
David YipFrank Chen
Brenda FrickerAlison Thorpe
★
Sophie KindSara
★
Joanna JosephDebbie
Margaret TyzackAnnie Morgan