Nothing says scared like being in a claustrophobic setting with no way of calling for help. And with San Diego Comic-Con upon us, Warner Brothers is giving us our first footage from Godzilla: King of the Monsters.

Star Millie Bobby Brown has revealed some teaser footage of her character calling for help. But what she gets on the other line might shock her. Check out the video below.

The sequel to director Gareth Edwards’ 2014 Godzilla reboot has started shooting, and the full cast and some story details have been confirmed. The movie was previously said to be titled Godzilla: King of the Monsters, but that title isn’t mentioned in the press release, so we’re back to just Godzilla 2 for the time being.

The movie is part of what Legendary Pictures and Warner Bros. Pictures’ are calling their “MonsterVerse” shared universe. It began with the ’14 Godzilla, and was continued with this year’s Kong: Skull Island. Eventually it will lead to a clash of titans in Godzilla vs. Kong, which is set to be helmed by Blair Witch and The Guest director Adam Wingard.

Continue reading for a story description and the full cast.