Sheila Callaghan is a playwright and screenwriter who emerged from the RAT movement of the 1990s. She has been profiled by American Theater Magazine, "The Brooklyn Rail", Theatermania, and The Village Voice. Her work has been published in American Theatre magazine.

Casual is an American television comedy drama television series that premiered on October 7, 2015, on Hulu. Created by Zander Lehmann and directed by Jason Reitman, it centers on Valerie, a newly divorced single mother living with her brother Alex and her daughter Laura. The cast also includes Frances Conroy and Nyasha Hatendi.