A whole lotta people were curious about the whereabouts of the Avengers.

The first trailer for “Avengers: Doomsday” has been viewed a staggering 503 million times over 24 hours. That ranks as the second-biggest movie trailer launch of all time, behind Sony’s upcoming Marvel adventure “Spider-Man: Brand New Day” with 719 million views. And it’s Disney’s most-viewed trailer in history, beating out the studio’s 2024 superhero epic “Deadpool & Wolverine” Super Bowl teaser with 365 million views, including the broadcast.

Disney and Marvel Studios kicked off the “Avengers: Doomsday” marketing last December with the launch of four teaser trailers. The official trailer launched July 20, several days ahead of Marvel’s Comic-Con presentation where the latest “Avengers” tentpole is expected to have a major presence.

Anticipation for “Avengers: Doomsday,” which opens on Dec. 18, is stratospheric because it is the MCU’s first major superhero mashup since 2019’s “Avengers: Endgame.” The extended look at “Doomsday” teased the epic battle that’s brewing as the Avengers and X-Men — including but not limited to Chris Evans as Captain America, Chris Hemsworth as Thor, Paul Rudd as Ant-Man, Patrick Stewart as Professor X, Letitia Wright as Black Panther and Channing Tatum as Gambit — take on the villainous Doctor Doom (Robert Downey Jr.).