as Charmagne, a rock star who has a throat nodule removed at Doogie's hospital, and as Miles Drentell's glamorous girlfriend, in "Success", a 1989 episode of Thirtysomething's second season.

In 1990, Visitor co-starred with Sandra Bullock in the short-lived sitcom Working Girl, which was based on the feature film of the same name.

From 1993 to 1999, Visitor appeared on Star Trek: Deep Space Nine as Major (later Colonel) Kira Nerys, a former freedom fighter/terrorist from the planet Bajor, who fought against the occupation of her world by the Cardassians.

After the occupation ended, she was appointed as first officer of the series's eponymous space station, built by the Cardassians and turned over to Starfleet.

In 2008, she appeared as Emily Kowalski, a dying cancer patient in "Faith", an episode of the reimagined Battlestar Galactica's fourth season.

[12] Visitor began dating her Star Trek: Deep Space Nine co-star Alexander Siddig and married him in June 1997.

[16] In early 2002, Visitor became engaged to Matthew Rimmer, previously company manager for the musical Chicago, and from 2017 chief operating officer of The Broad Stage in Santa Monica.