TV Guide for Now Saturday 10 in BBC Four

Having enjoyed the islands' changing seasons with his family, the wildlife cameraman ends his visit with a sighting of a pod of killer whales. A suitable end to a great trip.

The story of efforts to save the pangolin, the world's most illegally trafficked animal. Contains some scenes which some viewers may find upsetting.

1942. A cargo ship's captain and first mate clash on a voyage to Russia. Tense war drama. Contains some strong language.

Arthur arrives as usual to help out on the Grantleigh estate, but Audrey can't give him work.

Suburban sitcom. Hyacinth suddenly has a lot on her hands - attending the mayor's fancy dress ball and getting to know an important new neighbour.

Documentary which digs into the archive to discover the unwritten rules that have governed the way we drink in Britain, from 1940s pubs and clubs to drinking at home or at work.

Having enjoyed the islands' changing seasons with his family, the wildlife cameraman ends his visit with a sighting of a pod of killer whales. A suitable end to a great trip.

The story of efforts to save the pangolin, the world's most illegally trafficked animal. Contains some scenes which some viewers may find upsetting.

Documentary which digs into the archive to discover the unwritten rules that have governed the way we drink in Britain, from 1940s pubs and clubs to drinking at home or at work.