Episode 24—2022/23

24/31 The specialist subjects include Christiaan Huygens, Jonathan Creek and European mammals.

Episode 23—2022/23

23/31 Subjects include Stevie Nicks and Universal鈥檚 Frankenstein films of the 1930s and 40s.

22/31 Subjects include the plays of Tennessee Williams and American First Ladies.

21/31 Subjects are U2, toy dog breeds, the Mitford sisters and guest stars in Friends.

20/31 Subjects include the Great Fire of London and The Lord of the Rings by JRR Tolkien.

19/31 Subjects include the films of Nicole Kidman and the children's books of Roald Dahl.

18/31 The subjects are Catherine the Great, Wallace and Gromit, Egon Schiele and hyenas.

17/31 Subjects include Marcus Trescothick, Thomas Cromwell and the films of Wes Anderson.

16/31 Subjects include Stephen Hawking and the music of Radiohead.

15/31 Subjects include the British Industrial Revolution and the films of Christopher Guest.