Vince Vaughn Vince Vaughn to host 'Saturday Night Live' Casting Net: Benedict Cumberbatch to play the Beatles' closeted manager. Plus: Christoph Waltz, Jennifer Garner, Vince Vaughn ...

But its movie library drew from a much deeper well. Warner Bros. Discovery, which owns HBO, is a huge conglomerate, and its premiere streaming service comprises decades of titles from Warner Bros., ...