At its upfront today, TNT and TBS unveiled scripted and unscripted development slates, which include projects from Steven Spielberg, Steve Carell, Diablo Cody, Denis Leary, Sylvester Stallone, Dick Wolf, Nicholas Sparks, Marcia Clark, Dee Johnson, Walt Becker, Jamie Foxx and James Duff. Here is the list with details:

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TNT

SCRIPTED SERIES DEVELOPMENT

Portal House
This project is the story of a group of young scientists who, while investigating what they believe to be a haunted house, stumble upon a portal into the time-space continuum. Things then take a turn for the worse when one of their own vanishes into the portal.
– Executive Producers: Steven Spielberg, Justin Falvey, Darryl Frank, Scott Rosenberg (writer), Jeff Pinkner (writer), Josh Appelbaum (writer) and Andre Nemec (writer)
– Production Company/Studio: Amblin Television (more…)