She plays Jean Grey in X-Men: Dark Phoenix and Sophie Turner was supported by her new husband Joe Jonas and his family members.
The group all posed for pictures at the event, with Nick, Kevin and Danielle Jonas present, as well as their parents, Paul and Denise.
Nick's wife Priyanka was not present at the event, and may well have had work commitments
Supportive unit: Sophie Turner was supported by the Jonas Brothers family at the Dark Phoenix premiere at the TCL Chinese Theatre in LA (but Nick's wife, Priyanka Chopra was a no-show)
Close: Priyanka (pictured with husband Nick Jonas) had been pictured jetting out of LA earlier that day, no doubt for work commitments
A sequel to the 2016 film X-Men: Apocalypse, the movie sees Sophie, 23, play Jean Grey, a woman who finds herself battling her Dark Phoenix alter ego, a powerful mutant with telepathic and telekinetic powers.
The film is the final installment of the main X-Men film series.
She looked incredible wearing a strapless black and silver dress which she cinched in with a belt.
All stars: (Back L-R) Tye Sheridan, Alexandra Shipp, Kodi-Smit McPhee, Andrew Stehlin, Kota Eberhardt (Front L-R) Jessica Chastain, James McAvoy, Jennifer Lawrence, Sophie Turner, Michael Fassbender, Nicholas Hoult and Simon Kinberg
There for her: Sophie's husband Joe was also present, along with Danielle and Kevin Jonas
Her blonde locks cascaded down past her shoulders in loose curls.
Jennifer Lawrence returns to her role of Raven/Mystique, while Jessica plays Vuk in the upcoming sci-fi film.
Directed by Simon Kinberg, Dark Phoenix also stars James McAvoy, Michael Fassbender, Nicholas Hoult, Tye Sheridan, and Alexandra Shipp.
Posing for snaps: Sophie cosied up to her new husband Joe at the event
Wow thing: She looked incredible in her striped strapless dress and killer heels