She joins Justin Theroux and Ashley Jensen who voice Tramp and Lady, respectively.
According to Variety, who broke the news, Clemons will portray one of the few live action roles in the movie, as most will be CGI characters like in Beauty and the Beast and Jungle Book.
She'll play the owner of Lady, who“after having a baby, becomes distant from the dog. Lady eventually ends up wandering the streets, where she meets Tramp."
The film will be directed by Charlie Bean.
No word on a potential release date.