We asked the BuzzFeed Community to tell us which actors tricked them into thinking they're American. Here are the wild results.
1. Will Poulter

2. Eliza Scanlen

4. Antony Starr

5. Anna Paquin

6. Charlie Heaton

7. KJ Apa

8. Lucy Lawless

9. Freddie Highmore

10. Cynthia Erivo

11. Charlie Cox

12. Florence Pugh

13. Robert Sheehan

14. Ryan Kwanten

15. James McAvoy

16. Danielle Macdonald

17. Dominic West

18. John Boyega

19. Isla Fisher

20. Andrew Lincoln

21. Christian Bale

22. Katherine Langford

23. Mark Addy

24. Rose McIver

25. Hugh Laurie

26. Millie Bobby Brown

27. Dominic Cooper

28. Idris Elba

29. Kate Beckinsale

30. Ed Westwick

31. Damian Lewis

32. Margot Robbie

33. Henry Cavill

34. Gugu Mbatha-Raw

35. Tom Hardy

36. Chiwetel Ejiofor

37. Samara Weaving

38. Kevin McKidd

39. Maia Mitchell

40. Alfred Enoch

41. Yvonne Strahovski

42. Michael Fassbender

43. And Toni Collette

Are we missing anyone? Use the comments below to tell us which famous person tricked you into thinking they're American!
Note: Submissions have been edited for length and clarity.