Guest Stars Graham Leaman as Controller Gertan Klauber as Ola Peter Jeffrey as Pilot Denis Goacher voices Control Jane Enshawe as Sunnaa Terence Lodge as Medok Richard Beale voices Broadcaster Sandra Bryant as Chicki Maureen Lane as Drum Majorette Anthony Garner as Alvis Ian Fairbairn as Questa Robert Jewell as Macra Operator Graham Armitage as Barney