See the stars on Halloween as spooky season takes over Hollywood

Spooky season is in full swing, and Hollywood's biggest names are getting into the Halloween and Día de Muertos spirit with elaborate costumes, star-studded parties and plenty of tricks and treats.

Janelle Monáe, seen here, hosted her exclusive Wondaween: Creature Camp celebration in Los Angeles with Bacardi, where guests included Keke Palmer, Trevor Jackson and Kendrick Sampson.

Earlier, Brittany Broski threw a Halloween bash with Smirnoff Ice, featuring reality TV personalities and a DJ set by "RuPaul's Drag Race" winner Monét X Change. Meanwhile, Rita Moreno was among the honorees at the sixth annual Día de Muertos Gala.

From spooky transformations to glamorous celebrations, see how stars are celebrating.

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(L-R) Barbara Palvin and Dylan Sprouse attend the Sprouse House Halloween Party 2026, presented by Raising Cane's at Fab Factory, on Oct. 31 in North Hollywood, California.

Phillip Faraone, Getty Images For Sprouse House And Raising Cane's

Dylan Sprouse

Phillip Faraone, Getty Images For Sprouse House A

Barbara Palvin

Phillip Faraone, Getty Images For Sprouse House A

(L-R) Raven-Symoné and Miranda Pearman-Maday

Phillip Faraone, Getty Images For Sprouse House A

Iris Kendall

Phillip Faraone, Getty Images For Sprouse House A

Jordan Chiles

Phillip Faraone, Getty Images For Sprouse House A

Ava Max

Phillip Faraone, Getty Images For Sprouse House And Raising Cane's

Snoop Dogg

Phillip Faraone, Getty Images For Sprouse House And Raising Cane's

Kaelyn Moore

Phillip Faraone, Getty Images For Sprouse House A

TJ Palma

Phillip Faraone, Getty Images For Sprouse House A

Keke Palmer at Wondaween on Oct. 31.

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Paige Shari, Haywood Highsmith and Francesca Morgan

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Trevor Jackson

Jenna Burke/BFA.com

Heidi Klum dressed as a life-sized severed hand at her 25th annual Halloween party.

Noam Galai, Getty Images For Heidi Klum

Klum's legs made up two of the fingers on the hand, which featured red-painted fingernails, gold rings and a gory gash at the wrist close to where her face popped out, complete with added prosthetics to make it extra scary.

Noam Galai, Getty Images For Heidi Klum

From left: Lou Samuel, Heidi Klum, Johan Samuel and Leni Klum attend the supermodel's 25th annual Halloween Party at Cathédrale on Oct. 31, 2026, in New York City.

NOAM GALAI, Getty Images For Heidi Klum