Detective Wayne Bailey (Dermot Mulroney), his daughter Quinn (Liana Liberato), and his son Ethan Landry (Jack Champion) were all Ghostface killers this time out, inspired by vengeance over the ...

At the end of Scream 6, Detective Bailey, Quinn Bailey, and Ethan Landry revealed themselves as killers. Their motive was that Richie was Detective Bailey's son, and Quinn and Ethan were his siblings.

As it turns out, Richie Kirsch, one of the killers of Scream 5, is Bailey's son and Quinn and Ethan's brother. They want revenge on Sam after she killed Richie at the end of Scream 5.

That’s right, there are THREE killers in Scream VI and they are Detective Bailey, Ethan, and Quinn. (Bailey is positioned as more of a mastermind but still a killer.

Scream 4 is Jill Roberts, who's also part of Sid's family. "So, it felt very much in line with definitely Laurie Metcalf, but very much in line with the whole franchise, in this interesting way.