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20+ Times Marvel Actors Accidentally Spoiled Their Own Movies

Tom Holland and Mark Ruffalo lead the count, evidently.

20+ Times Marvel Actors Accidentally Spoiled Their Own Movies

Marvel movies have a long history of guarded secrets, but the cast has not always been great at keeping them. From accidental livestreams to offhand interview comments, some of the biggest MCU spoilers have come straight from the actors themselves.

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Tom Holland and Mark Ruffalo are usually the first names that come up, but they are far from the only ones who have let something slip. Over the years, Marvel actors have revealed cast returns, character twists, and major plot points before the studio was ready.

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Here are more than 20 times Marvel actors accidentally spoiled their own movies, and a few of them are still legendary.

1. Just two days before the Avengers premiered, RDJ let it slip that the cast would be together again that night to film one particular scene. The director, Joss Whedon, said at an Entertainment Weekly roundtable two days later, "Thank you for having every reporter ask me what we were shooting."

1. Just two days before the Avengers premiered, RDJ let it slip that the cast would be together again that night to film one particular scene. The director, Joss Whedon, said at an Entertainment Weekly roundtable two days later, "Thank you for having every reporter ask me what we were shooting."Marvel / Via Disney+
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2. Dave Bautista accidentally told Good Morning Britain that the Guardians of the Galaxy would be back in Avengers: Endgame. This was after they were snapped away by Thanos in Avengers: Infinity War.

2. Dave Bautista accidentally told Good Morning Britain that the Guardians of the Galaxy would be back in Avengers: Endgame. This was after they were snapped away by Thanos in Avengers: Infinity War.ITV / Via youtube.com
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3. Zoe Saldana hinted that Infinity War was not the last time people would see Gamora.

3. Zoe Saldana hinted that Infinity War was not the last time people would see Gamora.E! / Via youtube.com

4. Owen Wilson revealed in an Esquire interview that his character Mobius had a mustache in Loki, and he received a text saying, "Strike One."

4. Owen Wilson revealed in an Esquire interview that his character Mobius had a mustache in Loki, and he received a text saying, "Strike One."Marvel / Via Disney+

5. Evangeline Lilly seemed to have absentmindedly posted a script of Ant-Man and the Wasp: Quantumania on Instagram. Corey Stoll was tagged, which led to speculation that he would be returning as Yellowjacket.

5. Evangeline Lilly seemed to have absentmindedly posted a script of Ant-Man and the Wasp: Quantumania on Instagram. Corey Stoll was tagged, which led to speculation that he would be returning as Yellowjacket.Marvel / Via Disney+

6. Frank Grillo decided to spill some spoilers, saying, "I'm allowed to say whatever I want because I'm never doing another Marvel movie." He mentioned that he would be returning as Crossbones in a flashback scene in Endgame.

6. Frank Grillo decided to spill some spoilers, saying, "I'm allowed to say whatever I want because I'm never doing another Marvel movie." He mentioned that he would be returning as Crossbones in a flashback scene in Endgame.Marvel / Via Disney+

7. Sebastian Stan once revealed that Michelle Pfeiffer would have a cameo in Avengers: Endgame. This was in 2018.

7. Sebastian Stan once revealed that Michelle Pfeiffer would have a cameo in Avengers: Endgame. This was in 2018.Independent / Via independent.co.uk

8. Elizabeth Debicki revealed that her character Ayesha would be a villain in the second movie of the Guardians of the Galaxy in 2016.

8. Elizabeth Debicki revealed that her character Ayesha would be a villain in the second movie of the Guardians of the Galaxy in 2016.Marvel / Via Disney+

9. Chris Evans couldn't help but tweet after filming on Endgame wrapped, which sparked speculation that he wouldn't be returning to the MCU afterward.

9. Chris Evans couldn't help but tweet after filming on Endgame wrapped, which sparked speculation that he wouldn't be returning to the MCU afterward.ChrisEvans

10. Ben Kingsley confirmed his return as Trevor Slattery when he attended the premiere of Shang-Chi and the Legend of the Ten Rings.

10. Ben Kingsley confirmed his return as Trevor Slattery when he attended the premiere of Shang-Chi and the Legend of the Ten Rings.Amy Sussman / WireImage / Via Getty

And if you’re thinking the cast looked unrecognizable, you’ll love the secret twins of your favorite stars.

11. Samuel L. Jackson told Entertainment Weekly that fans would finally learn how his character lost an eye in Captain Marvel.

11. Samuel L. Jackson told Entertainment Weekly that fans would finally learn how his character lost an eye in Captain Marvel.Marvel / Via Disney+

12. Samuel L. Jackson, in the same interview, also alluded to the importance of time travel in Endgame.

12. Samuel L. Jackson, in the same interview, also alluded to the importance of time travel in Endgame.Marvel / Via Disney+

13. Gwyneth Paltrow posted a story of herself wearing a mocap suit, which spoiled her appearance in Avengers: Infinity War.

13. Gwyneth Paltrow posted a story of herself wearing a mocap suit, which spoiled her appearance in Avengers: Infinity War.Marvel / Via Disney+

14. Paltrow also revealed that Tony and Pepper would have a child and had already been married in Endgame.

14. Paltrow also revealed that Tony and Pepper would have a child and had already been married in Endgame.Marvel / Via Disney+

15. The ever-lovable Mark Ruffalo accidentally leaked the first 20 minutes of Thor: Ragnarok when he put his phone in his pocket, not realizing that he had forgotten to end his livestream. He was unaware of the whole fiasco until a staff member reached out and said that he was still live.

15. The ever-lovable Mark Ruffalo accidentally leaked the first 20 minutes of Thor: Ragnarok when he put his phone in his pocket, not realizing that he had forgotten to end his livestream. He was unaware of the whole fiasco until a staff member reached out and said that he was still live.ABC / Via youtube.com

16. This one's a classic—Mark Ruffalo casually mentioned that everybody dies in Infinity War.

16. This one's a classic—Mark Ruffalo casually mentioned that everybody dies in Infinity War.ABC / Via Twitter: @GMA

17. In a joint interview with Entertainment Weekly, Mark Ruffalo was narrating the fake scenes in the script he was given for Endgame; he then slipped and said that Captain America was in a relationship when the movie ends.

17. In a joint interview with Entertainment Weekly, Mark Ruffalo was narrating the fake scenes in the script he was given for Endgame; he then slipped and said that Captain America was in a relationship when the movie ends.ET / Via youtube.com

18. Tom Holland revealed that his Peter Parker would be using mechanical web-shooters at Comic-Con in San Diego, just before Spider-Man: Homecoming was released.

18. Tom Holland revealed that his Peter Parker would be using mechanical web-shooters at Comic-Con in San Diego, just before Spider-Man: Homecoming was released.Marvel / Via youtube.com

19. Tom Holland accidentally confirmed two more solo films for Spider-Man while promoting the first one. The other two hadn't been officially announced yet.

19. Tom Holland accidentally confirmed two more solo films for Spider-Man while promoting the first one. The other two hadn't been officially announced yet.Marvel / Via youtube.com

20. Every Marvel fan remembers this, Tom Holland 'accidentally' revealed the poster for Avengers: Infinity War in a livestream. He didn't realize that it had "Confidential: Do not share" on the back.

To make this whole situation even funnier, just know that Mark Ruffalo sent that poster!

21. Tom accidentally revealed that Spider-Man was in space in Avengers: Infinity War. This was supposedly part of the fake script given to them to avoid spilling spoilers, but oh well...

While explaining the fake scripts Marvel gives him to prevent him from revealing spoilers, Tom Holland revealed that Spider-Man would spend part of Avengers: Infinity War in space.

21. Tom accidentally revealed that Spider-Man was in space in Avengers: Infinity War. This was supposedly part of the fake script given to them to avoid spilling spoilers, but oh well...ABC / Via youtube.com

22. Another point for Tom Holland, he accidentally hinted that he died in Infinity War by saying, "I'm alive!" in front of people he thought had already watched the movie. Oops!

23. Benedict Cumberbatch was assigned to babysit Tom Holland and keep him from spilling spoilers but was found unsuccessful when Holland hinted that the Quantum Realm from Ant-Man would be a significant factor in Endgame.

23. Benedict Cumberbatch was assigned to babysit Tom Holland and keep him from spilling spoilers but was found unsuccessful when Holland hinted that the Quantum Realm from Ant-Man would be a significant factor in Endgame.Access / Via youtube.com

24. In 2019, Tom Holland spoiled Doctor Strange's appearance in Spider-Man: No Way Home.

24. In 2019, Tom Holland spoiled Doctor Strange's appearance in Spider-Man: No Way Home.Marvel / Via youtube.com

Well, well, Tom Holland still takes the throne for being the King of Spoilers. But we can't really get mad at him—it's Tom Holland!

Well, well, Tom Holland still takes the throne for being the King of Spoilers. But we can't really get mad at him—it's Tom Holland!Kristen Harris / BuzzFeed

Oftentimes, it can be pretty annoying to hear spoilers about a movie or series that you have waited so long to watch, but if it's the actor themselves spilling the juicy details, it's a whole different story! Good thing Tom and Mark are likable enough not to be beaten up for their slip-ups.

Who is your favorite MCU actor? Comment down your thoughts, or share this article with all your family and friends to see!

Want more chaos like RDJ’s “cast together again” slip, check out when Hollywood’s biggest stars wanted the earth to swallow them whole.

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