These rare celebrity audition tapes are eye-opening

Hat-tip to PrankMedia for the super-cut.

Here's who you were watching:

1 and 2 Martin Freeman and Benedict Cumberbatch (Sherlock)

3 Robert Downey (Backdraft)

4 Brad Pitt (Backdraft)

5 Leonardo DiCaprio (Outsiders)

6 Lindsay Logan (The Parent Trap)

7 Robert De Niro (Godfather)

8 Alyson Hannigan (American Pie)

9 Michael Cera (Superbad)

10 Sophie Turner (Game of Thrones)

11 Selena Gomez (Wizards of Waverly Place)

12 Megan Fox (Transformers)

13 Natalie Portman (Leon: The Professional)

14 Matthew Fox (Lost)

15 Ellen Page (Juno)

16 Russell Brand (Forgetting Sarah Marshall)

17 Jennifer Connelly (Blue Heaven)

18 Hugh Laurie (House MD)

19 Hugh Jackman (X-men)

20 Raven-Symoné (The Cosby Show)

21 Rachel McAdams (The Notebook)

22 Carrie Fisher (Star Wars)

23 Miley Cyrus (Hannah Montana)

24 Jim Carrey (The Grinch)

25 Jimmy Fallon (Saturday Night Live)

26 Gerard Butler (Dracula 2000)

27 Emma Stone (Easy A)

28 Joseph Gordon Levitt (Mysterious Skin)

29 Maisie Williams (Game of Thrones)

30 Lea Michele (Glee)

31 Henry Thomas (ET)

32 James Franco (Freaks and Geeks)

33 Scarlett Johansson (Jumanji)

34 Keanu Reeves (Under the Influence)

35 Gabourey Sidibe (Precious)

36 Jared Padalecki (Supernatural)

37 Aaron Paul (Breaking Bad)

38 Mark Hamill (Star Wars)

39 Tom Cruise (Risky Business)

40 Steve Carell (Anchorman)

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