"Black Mirror" Just Announced Its Season 7 Cast, And These Are Some Major Stars

In fact, Netflix also revealed that Season 7 will feature a sequel to "USS Callister," a fan-favorite Season 4 episode. Cristin Milioti, Jimmi Simpson, Billy Magnussen, Milanka Brooks, and Osy Ikhile appeared in the episode and were announced for Season 7. According to the Hollywood Reporter, they will return for the "USS Callister" sequel.