Cast

• Peter Davison (The Doctor)
• Nicola Bryant (Peri Brown / Soldier)
• Steven Wickham (Coordinator Harom)
• Douglas Hodge (Commander Edge / Customer)
• Nicola Lloyd (Kettoo)
• Barry McCarthy (Palgrave / Psychopath)
• Clare Calbraith (Trooper Calbraith / Scientist / Infected Patient)
• John Duttine (Major Taylor)
• Isla Blair (Paula)
• Claire Wyatt (Weiss / Farakosh / Tannoy / Computer)
• Richard Earl (Corporal Mozz / Christian / Sergeant / Pilot)
• Nick Brimble (Shreeni / Ballentyne / Private)