As if there wasn't enough star power in Guardians of the Galaxy Vol. 2.
In addition to main returning stars Chris Pratt, Zoe Saldana, Michael Rooker and Dave Bautista, as well as a raccoon portrayed by Bradley Cooper and a baby Groot played by Vin Diesel, the Marvel film features a slew of celeb cameos.
The movie was released Friday.
Check out the celebrity cameos below:
Seth Green: The Buffy the Vampire Slayer alum and Robot Chicken voice actor portrays Howard the Duck in the film.
Sylvester Stallone: The action star plays Stakar Ogord, one of the original Guardians, in a post-credits scene.
Miley Cyrus: You don't see her, but the singer does provide the voice of Mainframe, an AI member of Stallone's character's team.
Michael Rosenbaum: The actor, best known for playing Lex Luthor on Smallville, plays Martinex, another original Guardian.
Michelle Yeoh: The Crouching Tiger Hidden Dragon star plays Stallone's character's sister, Aleta Ogord.
David Hasselhoff: The Baywatch alum and pride of the '80s German pop music scene appears briefly in the movie and also contributed a song to its soundtrack.
Stan Lee: The Marvel legend not only makes a cameo but also goes full meta, referencing another cameo he made in Captain America: Civil War.
Jeff Goldblum: It is always a treat to get to see the Independence Day and Jurassic Park star.
He makes a brief but memorable appearance dancing during the credits while dressed as the Grandmaster, a character previously teased in the trailer for Marvel's Thor: Ragnarok.