This is such a weird article. It's framed as if Statham is the failure of the bunch, but also states that the other two movies aren't likely to be profitable, while his was...

That's not at all what Gunn is saying in that quote. He said that Guy is in Superman, and there are other Lanterns in the show. Not that Guy is in both. He's saying they're "connected" in that they both have Green Lanterns in them, not in that they both have the same Green Lantern in them.

It does seem likely that he'd make an appearance being that it's a detective mystery and he's literally a cop but he also doesn't seem like he'd fit the tone at all.

Wayward Pines was from that era where nobody would give new Fox genre shows a chance because they had a reputation for canceling their most interesting stuff on cliffhangers. So they started billing shows as one-season shows you could commit to without fear.

It worked, the show was successful and so they forced a second season and cancelled on a cliffhanger.

There was a Kevin Bacon serial killer cult show that did a similar thing