Black Mirror Season 7 trailer teases U.S.S. Callister sequel and a Bandersnatch connection

Netflix has released the trailer for Season 7 of Charlie Brooker's Black Mirror anthology series, and it's already boasting several connections to prior Black Mirror installments.SEE ALSO:Every 'Black Mirror' episode ever, ranked by overall dread
Largest among them is the fact that we're getting a sequel to Season 4's "U.S.S. Callister," making this the first time Black Mirror has done a direct sequel. Original cast members Cristin Milioti, Billy Magnussen, Milanka Brooks, Osy Ikhile, and Jimmi