Rosemont is a graduate of
Northwestern University. Rosemont has had guest and recurring roles in various television series, including alongside
James Woods and
Danielle Panabaker in
Shark, as well as in
Cook-Off!,
Boston Legal,
Crossing Jordan,
Friends with Money,
Back to You and Me,
Close to Home, ''
Grey's Anatomy, Friends, Shopgirl, Ghost Whisperer, CSI: Crime Scene Investigation, Prison Break, Castle
and Drop Dead Diva. She played Lizzie Sparks in episode 16, season 6 of the TV show Criminal Minds''. played by
Cory Monteith. In an interview in April 2011, she was enthusiastic about continuing her role in the series, saying "It's a great storyline, and it's going further, but there are so many people to accommodate. But hopefully these characters will grow and even the public and whatever will want to see more of them, so hopefully that will be it." In 2014, she appeared in three episodes of
The Fosters. In 2019, Romy starred as mother “Sharon Vickers” in the Canadian made-for-tv film, ‘
Mad Mom’ (also known as: ‘Psycho Mother-In-Law’) alongside
Kari Matchett & Victoria Diamond. ‘Mad Mom’ was a psychological thriller, directed by Jean-François Rivard . ==Personal life==