Kelly Sandefur

A family discovers a race of ancient creatures are living under their home. (imdb)

Stella Blackstone (Ellen Page) and her best friend Albert (Michael Kanev) are twelve year-olds with ambitious intentions of creating an extremely spooky Halloween house. While checking for hints online they open up a web link that opens a doorway through which an annoying ghost (Carlos Alazraqui) leaves his ether world and enters theirs. They find they must help this ghost resolve his problems or put up with him forever. (en.wikipedia.org)

It's the attack of the killer, genetically-altered bats! (imdb)

Millwood City engineer Scott Daniels, moved from Houston, investigates a series of mysterious fires. Scott's and Lourie Harper's only son Jesse, who hated the move or dad's youth home, fakes a fever and invites his new girlfriend Carmen. She's reporter Allison Saunders, Scott's high-school ex's, daughter and finds Jesse unconscious, overtaken by fumes. The sewers are full of dead rats. Cracks appear in various buildings. Gass leaks start explosive fires.