The MIB: Man in Black 5 (2025) teaser trailer opens with a foreboding atmosphere, signaling that the stakes in this new installment are higher than ever. Set against a starry night sky, we see an enormous, rotating wormhole in space, drawing in debris and mysterious energy. “We’ve been preparing for extraterrestrial threats, but this one is different,” says a familiar voice—it’s Emma Thompson’s Agent O, delivering a grave warning.

The teaser wastes no time in reintroducing fan-favorite agents, with quick shots of Agent H (Chris Hemsworth) and Agent M (Tessa Thompson), now seasoned veterans, suiting up in black once more. They look battle-hardened and ready to face whatever’s coming, but there’s tension in their expressions. Agent H quips, “I’m not saying it’s the end of the world… but it’s the end of the world.” His humor is short-lived as the trailer dives into a montage of explosive action scenes.

A new threat emerges—an interdimensional species known as the “Spectrals.” These beings can bend space and time, slipping in and out of different realities. Unlike any alien the MIB has faced, they are nearly invisible, phasing through walls and appearing where least expected. The teaser hints that these creatures aren’t here to invade Earth, but to rewrite its very history.

Enter a new character, a rogue agent known only as “Cipher,” played by a high-profile, yet still undisclosed actor. Cipher appears to have knowledge of the Spectrals and is seen breaking into a top-secret MIB vault. He possesses technology far more advanced than the MIB’s, and his motivations are unclear—is he an ally or a double agent working for the enemy? His cryptic line, “Sometimes to save the future, you have to erase the past,” leaves viewers intrigued.