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    Here Are 33 Celebs You Might've Missed In The Marvel Cinematic Universe Movies

    Before Game of Thrones Natalie Dormer appeared in Captain America: The First Avenger.

    1. Before starring in Game of Thrones, Natalie Dormer appeared as Private Lorraine, who stole a kiss from Steve Rogers, in Captain America: The First Avenger.

    Jeff Spicer / Getty Images, Marvel

    2. Olivia Munn played a TV reporter at the Stark Expo in Iron Man 2.

    Alberto E. Rodriguez / Getty Images, Marvel

    3. Ty Burrell starred as Leonard, Bruce Banner's friend and Betty's original love interest, in The Incredible Hulk.

    Neilson Barnard / Getty Images, Marvel

    4. Miley Cyrus voiced Mainframe, a member of Stakar Ogord's team of Ravagers in Guardians of the Galaxy Vol. 2.

    Dia Dipasupil / Getty Images, Marvel

    5. Before starring in Crazy Rich Asians, Michelle Yeoh appeared in Guardians of the Galaxy Vol. 2 as Aleta Ogord, a Ravager captain.

    Frazer Harrison / Getty Images, Marvel

    6. Happy Endings star Adam Pally played Gary, a cameraman who met Tony Stark in Iron Man 3.

    Frazer Harrison / Getty Images, Marvel

    7. Kate Mara appeared as a US marshal in Iron Man 2.

    Gregg Deguire / Getty Images, Marvel

    8. Comedian Garrett Morris made a cameo in Ant-Man as a cab driver β€” He famously parodied Ant-Man on Saturday Night Live.

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    9. Doctor Who star Jenna Coleman appeared as Bucky's date to the Stark Expo in Captain America: The First Avenger.

    Ilya S. Savenok / Getty Images, Marvel

    10. Community star Danny Pudi played a communications tech agent at S.H.I.E.L.D. in Captain America: The Winter Soldier.

    John Sciulli / Getty Images, Marvel

    11. Nathan Fillion voiced the monstrous inmate that teased Peter Quill in Guardians of the Galaxy.

    Frederick M. Brown / Getty Images, Marvel

    12. Seth Green had a blink-and-you'll-miss-it cameo as a fan at the Stark Expo in Iron Man 2.

    Matt Winkelmeyer / Getty Images, Marvel

    13. Also, Seth voiced Howard the Duck in Guardians of the Galaxy Vol. 1 and Vol. 2.

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    14. Jennifer Connelly voiced Karen, the interface that Tony installed in Peter's Spider-Man suit, in Spider-Man: Homecoming β€” she's also married to Paul Bettany IRL.

    Eamonn M. Mccormack / Getty Images, Marvel

    15. Lou Ferrigno, who played The Hulk on the '90s TV series, appeared as a security guard in The Incredible Hulk.

    Alberto E. Rodriguez / Getty Images, Marvel

    16. Chris O'Dowd appeared as Richard, a guy who tried to date Jane, in Thor: The Dark World.

    Tommaso Boddi / Getty Images, Marvel

    17. A Christmas Story star Peter Billingsley appeared in Iron Man as scientist William Ginter Riva β€” he was also an executive producer on the film.

    Valerie Macon / Getty Images, Marvel

    18. The Hobbit and Hannibal star Richard Armitage appeared as Heinz Kruger, the HYDRA assassin that killed Abraham Erskine, in Captain America: The First Avenger.

    Robyn Beck / AFP / Getty Images, Marvel

    19. Buffy the Vampire Slayer star Alexis Denisof played The Other in The Avengers and Guardians of the Galaxy.

    Emma Mcintyre / Getty Images, Marvel

    20. Wynonna Earp star Dominique Provost-Chalkley appeared as Zrinka, a woman in Sokovia who couldn't find her brother, in Avengers: Age of Ultron.

    Mike Coppola / Getty Images, Marvel

    21. Director Joe Russo made a brief cameo in Captain America: The Winter Soldier as Doctor Fine, a trusted surgeon who worked with S.H.I.E.L.D.

    John Phillips / Getty Images, Marvel

    22. Also, Joe made an appearance in Captain America: Civil War as Dr. Broussard, the psychiatrist that Helmut Zemo murdered and impersonated in order to get close to Bucky.

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    23. Twin Peaks star Harry Dean Stanton appeared as a security guard who chatted with Bruce Banner in The Avengers.

    Kevin Winter / Getty Images, Marvel

    24. Homeland star Nazanin Boniadi played reporter Amira Ahmed in Iron Man.

    Noam Galai / Getty Images, Marvel

    25. The Walking Dead star Ross Marquand appeared as Red Skull in Avengers: Infinity War β€” he took over the role from Hugo Weaving.

    Frazer Harrison / Getty Images, Marvel

    26. Lost and Once Upon a Time star Rebecca Mader made an appearance in Iron Man 3 as an undercover agent for A.I.M.

    Frazer Harrison / Getty Images, Marvel

    27. Logan Marshall-Green played Jackson Brice, a member of Adrian Toomes's criminal group, in Spider-Man: Homecoming.

    Stuart C. Wilson / Getty Images, Marvel

    28. Fantastic Beasts: The Crimes of Grindelwald star Claudia Kim played Doctor Helen Cho, a geneticist that helped the Avengers in Avengers: Age of Ultron.

    John Phillips / Getty Images, Marvel

    29. Teen Wolf star Linden Ashby appeared in Iron Man 3 as a commander β€” alongside The Walking Dead's Corey Hawkins.

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    30. Once Upon a Time star Josh Dallas originally portrayed Fandral in Thor β€” he was later replaced by Zachary Levi.

    Emma Mcintyre / Getty Images, Marvel

    31. Rage Against The Machine's Tom Morello appeared in Iron Man as a prison guard.

    Frazer Harrison / Getty Images, Marvel

    32. The Haunting of Hill House star Mckenna Grace starred as young Carol Danvers in Captain Marvel.

    Frazer Harrison / Getty Images, Marvel

    33. And of course, Luke Hemsworth and Matt Damon both appeared as actors playing Thor and Loki in Thor: Ragnarok.

    Getty Images, Marvel

    Have you spotted any other MCU cameos that completely blew your mind? Tell us in the comments!

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