It looks like a ghost from Mr. Big’s past may be coming back to haunt him.

Bridget Moynahan — who played Big’s (Chris Noth) second wife, Natasha onSex and the City— was spotted in New York City on Monday filming scenes for the show’s upcoming HBO Max sequel series,And Just Like That…

Photographers snapped Moynahan, 50, on the streets of Soho, wearing a blue short-sleeve blouse, cream knee-length skirt, and tan gladiator sandals. She also carried an oversized green bag.

A fan namedGregory Littleyspotted Moynahan too, sharing footage of her between takes to his Instagram account.

It wasn’t clear which other characters were filming scenes with Moynahan. HBO Max did not immediately respond to PEOPLE’s request for comment.

splash news

Bridget Moynahan

Moynahan joined the cast ofSex and the Cityduring the show’s second season in 1999. The actress exited the series the following season, but not before confronting Carrie Bradshaw (Sarah Jessica Parker) for having an affair with Big while they were married.

In May, HBO Max confirmed that Noth would be reprising his iconic role as Carrie’s ever-elusive love interest. He originally played Big onSATCfrom 1998 through 2004, when the series ended. He also appeared in the two subsequent movies, in 2008 and 2010.

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.

“I’m thrilled to be working with Chris again onAnd Just Like That…” executive producer Michael Patrick King said in a release at the time. “How could we ever do a new chapter of the ‘Sex And The City’ story without our Mr. Big?”

Earlier in July, Nixon and Parker reunited for the first day of filming the highly-anticipated revival, and they let their gray hair shine on screen. Nixon could be seen with her chic silver strands in a sleek pixie cut, while Parker let a few bits of gray hair emerge from her roots.

HBO Max has alsoannouncedMario Cantone (Anthony Marantino),David Eigenberg(Steve Brady),Willie Garson(Stanford Blatch), and Evan Handler (Harry Goldenblatt) are all reprising their original roles as well.

source: people.com