Under the directives of the Black Guardian, sabotage by Turlough destabilizes the TARDIS, causing it to latch onto the nearest spaceship for physical support. Nyssa, trapped inside her dissolving room, crosses onto the other ship in order to survive, entering onto an eerily automated ship marked with painted skull decals just as it's being invading by raiders. Written by
Did You Know?
claimed that costume designer Dee Robson
crafted the outfits for Kari and Olvir in light blue, despite the fact that Ridge had made it known that this would be the "key" colour employed for special effects involving colour separation overlay. According to Ridge, this meant that the costumes then had to be recast in white, at significant cost. (This account has been disputed by Robson, who has asserted that Kari and Olvir's costumes had always been white.) See more
Oh, you're so typical of your planet, reduced to shouting if you can't have your own way.
I AM NOT!