Ηθοποιοί επεισοδίου
Jon PertweeThe Doctor
Nicholas CourtneyThe Brigadier
Caroline JohnLiz Shaw
Hugh BurdenChanning
★
Talfryn ThomasMullins
John BreslinCaptain Munro
★
Antony WebbDr. Henderson
★
Helen DorwardNurse
★
George LeeCorporal Forbes
★
Tessa ShawUNIT Officer
Ellis JonesTechnician
★
Allan MitchellWagstaffe
Prentis Hancock2nd Reporter
Neil WilsonSam Seeley