BBC America has released a full two-minute clip from its upcoming Torchwood: Children of Earth, which you can view after the jump.
In the story, all the children on Earth suddenly stop, and Torchwood discovers that an alien threat is behind things. Capt. Jack Harkness (John Barrowman), Gwen Cooper (Eve Myles), Ianto Jones (Gareth David-Lloyd), Rhys (Kai Owen) and PC Andy (Tom Price) return for this five-part miniseries.
Torchwood: Children of Earth will be the first series on BBC America to be simulcast in HD. It debuts at 9 p.m. ET/PT on July 20 and will air on five consecutive nights on BBC America.