The actress' friend and The Disappearance of Eleanor Rigby co-star Jessica Chastain was the first one to share the news of the nuptials by taking to Instagram on Sunday (06Dec15) with a shot of the bride and groom posing for photos on a beach.

"The stars aligned for these 2 wonderful people," Jessica wrote. "I love this couple, especially @jessweixler You are the most beautiful friend. Im (sic) so proud of you."

The week before their big day, Jess and her female friends celebrated her bachelorette party in Las Vegas, and Jessica documented the weekend's (28-29Nov15) antics in a series of posts on, sharing snaps of their visits to male stripper spectacular Thunder From Down Under, a Cirque du Soleil production, and a magical performance by David Copperfield.