United Kingdom, June 19 -- Morgan Freeman and Ben Vereen have said telling the stories of overlooked Black historical figures remains a personal mission.

As the pair promote their new historical drama The Gray House ahead of Juneteenth, actors Morgan, 89, and Ben, 79, spoke to PEOPLE about the Prime Video series, which focuses on three women whose espionage work helped influence the course of the American Civil War.

The project arrives as conversations about representation, historical storytelling and the preservation of Black history continue across film and television.

Morgan, whose career spans acclaimed films including The Shawshank Redemption, Million Dollar Baby, Se7en, Driving Miss Daisy and Invictus, serves as an executive prod...