Unfortunately, Lister, Cat, and Rimmer are rendered powerless by the virus before the final showdown, but manage to delay the Apocalypse Boys long enough for Kryten to finish his antidote, which appears in the dream as doves which destroy the Boys.
Lister, Cat, and Rimmer are rendered powerless by the virus before the final showdown. This was unfortunately. Lister, Cat, and Rimmer manage to delay the Apocalypse Boys long enough for Kryten to finish his antidote. This is unfortunately. His antidote appears in the dream as doves. These doves destroy the Boys.