Watership Down (1999)

S1E8 Escape from Efrefa

Bigwig becomes part of Efrafa and devises a scheme to rescue Primrose. Meanwhile, Hazel and the rest are trapped beneath the stone bridge, where Efrafan guards are stationed above them. They collaborate with Kehaar to formulate an escape plan and head toward Efrafa’s territory. Once they arrive, they reunite with Bigwig, who shares his strategy to liberate both Primrose and Blackavar. Eventually, they manage to outsmart the Efrafans and make their getaway by boat, leaving Woundwort furious in their wake.