Watership Down - Season 1 - Eps 7: Challenge to Efrefa
Hazel, Bigwig, Fiver, Hawkbit and Blackberry all set off to help rescue Primrose and Blackavar from Efrafa. However, they get trapped under a stone bridge. Bigwig and Hazel have yet another argument and Bigwig storms off, forming a plan to rescue Blackavar and Primrose.
About Watership Down

Title: Watership Down
First Air Date: 1999-09-28
Last Air Date: 2001-12-04
Status: Ended
Rating: 7.5/10 (from 11 votes)
Language: EN
Seasons: 3
Total Episodes: 39
Network: YTV
Genres: Animation, Sci-Fi & Fantasy
Production Companies: Decode Entertainment, Nepenthe Productions, Alltime Entertainment Ltd.
Synopsis
Follows the lives of a group of rabbits as they leave their endangered warren in search of a safe new home. They travel across the English countryside, braving perilous danger, until they find a hill called Watership Down, where they begin a new warren. However, they face various threats and are soon forced to defend their home and lives.
Cast

Rik Mayall

Stephen Mangan

Stephen Fry
Cowslip

Rob Rackstraw
Campion

Dawn French

Stephen Gately
Blackavar

John Hurt
General Woundwort

Phill Jupitus

Tim McInnerny

Jane Horrocks