Deep space, an unknown time. The TARDIS encounters a disabled Skonnon battlecruiser transporting Anethan 'tribute'. The co-pilot is determined to reach Skonnos at any cost.
Elenco:
William Hartnell
,
Patrick Troughton
,
Jon Pertwee
,
Tom Baker
,
Peter Davison
,
Colin Baker
,
Sylvester McCoy
.