Warning: This post contains spoilers from The Fantastic Four: First Steps!

Vanessa Kirby is confirming a specific detail about a mid-credits scene in her new Marvel movie The Fantastic Four: First Steps!

The 37-year-old actress stars as Sue Storm/Invisible Woman in the recently released film, which pulled in over $200 million at the global box office this weekend.

At the end of the movie, there are two end credits scene, and in one of them, there’s a detail that many have been unsure about, but she gave a confirmation in a new interview!

Spoilers ahead…

Keep reading to find out more…

Director Matt Shakman recently revealed that the Russo Brothers directed the mid-credits scene and it was filmed during production on Avengers: Doomsday.

In the scene, Doctor Doom is introduced to the MCU in the scene with Franklin (Sue’s baby), but you only see him from the back.

While speaking about the movie with Variety, Vanessa confirmed that that was in fact Robert Downey Jr under the cloak. RDJ is playing Doctor Doom in the upcoming Avengers movie.

“Yeah! Robert’s never not been on set. He’s always there,” she said. “He is our leader. We call him our Godfather. He’s looked after us. It’s such a joy working with the Russos and him, because they’ve had such deep collaboration for so long.”

She also teased how filming on Avengers: Doomsday has been while pregnant.

“And it’s been amazing being pregnant and working on Avengers. I felt so inspired and so relieved that I’ve been so taken care of. It’s been a really beautiful journey,” Vanessa shared. “Robert is just doing incredible work. I’m so excited.”