The A24 movie Sing Sing is about to redefine the concept of a wide release. On January 17, the Colman Domingo film will return to more than 500 theaters — and become the first movie to be simultaneously available to nearly a million incarcerated people across the U.S.

Sing Sing, which follows a group of men enrolled in a prison theater program, will screen inside correctional facilities in California, New York, Texas and 43 other states. The unusual release is thanks to a collaboration between A24, Rehabilitation Through the Arts (Rta), the real-life nonprofit organization on which the film is based, and Edovo, a nonprofit that creates curricula for incarcerated people to access via tablets in more than 1100 correctional facilities across the country.

“Storytelling has an incredible way of sparking hope and building connections, even in the toughest circumstances,” says Edovo founder and CEO Brian Hill. “With Sing Sing, we’re giving incarcerated...