The Doctor, Romana, Adric and K9 encounter the enslaved time-sensitive Tharils, who lead them to a white void occupied only by the ruins of an old building and a spaceship - a dimension that might be the key to escaping E-Space.
Director: Graeme Harper, Paul Joyce
Writer: Stephen Gallagher
Producer: John Nathan-Turner
The Doctor
Romana
Adric
K9 (voice)
Rorvik
Packard
Lane
Aldo