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The studio is keeping mum on the logline, but it is known to revolves around a group that polices parallel worlds.

Tzirlin, who is Fox-based, is developing with McG a big-screen adaptation of Ruin, the eight-minute animated short directed by Wes Ball.

Graham’s Mars centered on a present-day cop who finds himself back in 1973. It was remade by ABC in 2008. Graham, who also wrote on Eastenders and Doctor Who, also co-created such series as Ashes to Ashes and Eternal Law.

He is repped by Valerie Hoskins Associates.