On the planet Alzarius in the alternate universe of E-Space, the Doctor, Romana and K9 find survivors of a crashed starliner, strange creatures lurking in the marshes and a genetic riddle which stretches back centuries.
as The Doctor
as Romana
as Adric
as K9 (voice)
as Login
as Draith
as Nefred
as Garif
as Dexeter
as Varsh
as Tylos
as Keara
as Omril
as Rysik
as Marshman
as Marshchild
