New Year's Eve celebrations are cut short when a masked man stabs a woman in her own home.
Aziraphale and Crowley, representing Heaven and Hell, bid to stop the end of the world.
Stacey Dooley investigates the controversial world of whale hunting.
Intelligence agents around the world are under attack from alien forces.
The spy creatures get up close to a hippo pod and a nursery of red flying foxes.
Gary has a prankster he needs to sack, and young son Teddy has his first ever date.