Alexander Skarsgard joins Succession cast for season 3 of HBO series in recurring guest star role

Toni Collette joins Colin Firth in Michael Peterson limited series The Staircase for HBO Max

American Horror Story veteran Finn Wittrock cast as lead in new Green Lantern series for HBO Max

Lena Headey joins Woody Harrelson and Justin Theroux in HBO Watergate show The White House Plumbers