In the latest clip for "Goosebumps," Slappy the Dummy (Avery L. Jones) assembles a legion of monsters to hunt down R.L. Stine, Hannah and Zach so they can never lock them up again.

Directed by Rob Letterman, the horror comedy centers on teenager Zach Cooper (Dylan Minnette), who moves to a small town and meets new neighbor Hannah (Odeya Rush). Her father, “Goosebumps” author R.L. Stine (Jack Black), keeps all the ghosts and monsters from the series locked up in his books, When Zach unintentionally releases them, he, Hannah and Stine must team up to return the ghouls before it’s too late.

“Goosebumps” opens Oct. 16.