When Joy opens a secret doorway to the Time Hotel, she discovers danger, dinosaurs and the Doctor. But a deadly plan is unfolding across the earth, just in time for Christmas. ...

While scavenging the deep ends of a derelict space station, a group of young space colonists come face to face with the most terrifying life form in the universe. ...

The Pike family is selected to test a new home device: a digital assistant called AIA. AIA learns the family's behaviors and begins to anticipate their needs. And she can make sure nothing - and no one - gets in her family's way. ...