ANSWERS

1. Five answers. George Washington, Grover Cleveland, Gerald Ford, George H.W. Bush, George W. Bush

2. Easy Rider

3. Trident

4. Two answers. Michael Jackson and Madonna

5. Dirty Deeds Done Dirt Cheap (ACDC)

6. The execution of Tsar Nicholas II and his family

7. E.T. The Extra-Terrestrial

8. Three answers. Sebastian Vettel, Lewis Hamilton and Fernando Alonso

9. Don Quixote (The ingenious gentleman Don Quixote of La Mancha)

10. Answer c. 196

11. Four answers.
a. Earth Song (Michael Jackson)
b. Heaven is a place on Earth (Belinda Carlisle)
c. I feel the Earth move (Carole King)
d. Salt of the Earth (Rolling Stones) 

12. Two answers. Karachi and Lahore

13. Harper Valley P.T.A.

14. Three answers. The Ipcress File, Funeral in Berlin, Billion Dollar Brain

15. Cobald

16. Two answers. Peter Ustinov ('Spartacus' and 'Topkapi') and Michael Caine ('Hannah and her sisters' and 'Cider house rules')

17. Treacle

18. Walpurgis Night

19. Three answers. Jackie Stewart (3x), Jim Clark (2x), Graham Hill (2x), Lewis Hamilton (7x)

20. Laika