CBS Renews Five of Its Veteran Hit Dramas For The 2021-2022 Season CBS Announced on Twitter that it has renewed NCIS, Blue Bloods, Magnum P.I., Bull and S.W.A.T. for the 2021-2022 TV season. What do these shows all have in common? They are all…RENEWED. CBS renews five of its veteran hit dramas for next season! …