Shortly after Smith's sons, Toby Stephens and Chris Larkin, confirmed the news of her death at age 89 on Friday, Sept. 27, Goldberg shared a heartfelt message about her late Sister Act costar on Instagram, alongside an image of the pair on set of their iconic film.

Dame Maggie Smith played the Reverend Mother in Sister Act 1 and 2 and a third film is in development. However, the future of the film is now in doubt following comments by Whoopi Goldberg.

Goldberg in 'Sister Act' and its 1993 sequel Dame Maggie Smith wasn't just a costar to Whoopi Goldberg. She was also a friend who, at one point, offered meaningful emotional support. After Smith's death on Sept.