Erica, Ryan, Father Jack and Hobbes learn Anna's sent a V shuttle filled with a deadly tracker team to find them and must figure out how to stop the shuttle from landing. Meanwhile, Anna gives Tyler his invitation to the Live Aboard Program and Chad confronts Father Jack on what he knows about The Fifth Column.
Elenco: Elizabeth Mitchell , Morena Baccarin , Alan Tudyk , Brittney Irvin , Charles Mesure , Christopher Shyer , David Richmond-Peck , Joel Gretsch , Laura Vandervoort , Logan Huffman , Lourdes Benedicto , Mark Hildreth , Morris Chestnut , Scott Wolf .