A SWAT team transporting a vicious crime syndicate boss find themselves trapped inside a county detention center as the world burns around them. They have no communication with the outside world and must band together to escape the bloodthirsty alien forces attacking them. Attach of the Unknown stars Richard Grieco (21 Jump Street, Night at the Roxbury, If looks could Kill) Tara Reid (American Pie) and Robert LaSardo (Nip/Tuck, General Hospital, CSI Miami, Gang Related, NYPD Blue).