Later, the couple kiss after seemingly sharing their nuptials and return down the aisle hand in hand in celebration.
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USA TODAY has reached out to Naomi Watts and Crudup's reps for comment.
In a second video from Ben Watts, the couple and their children are seen on an elevator, waving as the doors close.
Naomi Watts first announced her marriage to Crudup, her co-star in the 2017 Netflix series "Gypsy," last summer.
"Hitched! ????️" she captioned a photo of her and Crudup on the steps of what appears to be a courthouse last June. She wore a sleeveless, floral white lace dress and held a bouquet in one hand and the Tony Award winner in another. Crudup wore a blue suit and white button-up.
Naomi Watts and Billy Crudupget married! See their wedding photo
"Hubby," she captioned a close-up in her Instagram story at the time, and wrote that her bouquet was made up of "Flowers from the deli!!"
