Will Bill Murray Cameo In Ghostbusters? And Who's Directing Avengers 4?Katharine Trendacosta10/16/14 9:00am2594EditPromoteGo to permalinkThe list of actors up for Doctor Strange keeps growing. Channing Tatum has an update on the Gambit movie. Who is The Walking Dead's new character? Is HBO committed to making a Westworld TV show? Plus updates on Arrow, Agents of SHIELD and The Flash. Spoilers now!