A new trailer for her upcoming film It: Chapter 2 is set for release tomorrow right in line with San Diego Comic-Con.
And on Wednesday, Jessica Chastain greeted and took selfies with multiple fans as she headed into the event alongside It: Chapter 2 costars James McAvoy and Isaiah Mustafa.
The actress, 42, shone in a canary-yellow jumpsuit with a plunging neckline that revealed ample cleavage and a winged collar reminiscent of the 1970s.
Glamour girl: Jessica Chastain is seen arriving at Comic-Con San Diego on Wednesday
On the bottom she opted for flat sandals adorned with multi-colored gemstones and finished off with turquoise soles.
She kept her makeup minimal aside from a generous coat of coral lipstick.
As a producer for her upcoming all-female spy film 355, Chastain is keen on doing all she can to increase diversity on the big-screen.
Busy: Chastain, 42, shone in a canary-yellow jumpsuit with a plunging neckline that revealed ample cleavage and a winged collar reminiscent of the 1970s
Awww! Chastain posed with two young fans for a quick snap
Autograph, please! James McAvoy gave into his fans’ wishes and signed some autographs as he headed into the event
‘Audiences have really demanded inclusivity in their storytelling,’ she told the Independent in June.
‘I truly believe that if we keep seeding this inclusivity and flowering it into learning about the stories of others, not only does the industry change, but society in some way becomes more tolerant,’ she added.
It: Chapter Two is the second film adaptation of the classic Stephen King novel.
The film takes place 27 years after the Loser Club had its first brush with the horrifying Pennywise the clown.
Its members have grown up and moved away since the last film, but a harrowing phone call takes them back to where they first began.
On his way in: MacAvoy headed into the event wearing a camel-colored long-sleeve and a pair of dark-wash, form-fitting jeans
Dashing: Isaiah Mustafa, who plays the Old Spice Man, also appears in It: Chapter 2