Donald PleasenceInspector Calhoun Norman RossingtonDet.Sgt. Rogers Sharon GurneyPatricia Wilson Clive SwiftInspector Richardson James CossinsJames Manfred O.BE. Heather StoneyP.C.W. Alice Marshall Christopher LeeStratton-Villiers, MI5 Jack WoolgarPlatform Inspector Colin McCormackPolice Constable 1 Gary WinklerPolice Constable 2 Suzanne WinklerProstitute Gerry CramptonTunnel Worker Terry PlummerTunnel Worker Gordon PetrieTunnel Worker Gary ShermanRegissør / Original Story Dennis Gordon-OrrArt Direction Alex ThomsonDirector Of Photography Harry FramptonMakeup Artist Peter FramptonMakeup Artist Lewis More O'FerrallAssisterende regissør Joyce HerlihyProduksjonsleder 
