[Stacey.]

Suspects and reasons:-
Sam: because Archie gave her the one way ticket to get away.
Bradley: because archie raped stacey.
Stacey: because archie raped her.
Ronnie: because of everything Archie has done to her (eg. Danielle,next baby,favouring Roxy)
Roxy: because Archie destroyed the whole family. (wedding,Danielles death)
Peggy: because Archie ruined their marriage and everything they ever had, and taking the Vic away.
Phil: because archie hurt his mum, and taken the Vic away.
Janine: because archie played her all along, then chucked her out,and just used her.
Ian: because archie made him sign the forms to do with the Vic, etc. And has threatened him a lot.
Ryan: because of what Archie has done to Janine, and he took the Vic from Peggy and her family, so he has no job.
Jack: because archie, ronnie has lost 2 babies, and he has had the power over Roxy, and he thinks she will go along with anything.

i think that they all have perfectly good reasons,, mostly Peggy, Ronnie and Bradley.
we`ll have to wait and see... another few months Im guessing
Lmfao, and I can guarantee that we will all change our minds at least once!!
it will be good fun,guessing all the way to the end,, so we`ll have to see what happens!!