Season: 3

Original Airdate: November 27, 2006

Writer(s): Story: Carl Binder & Brad Wright
Teleplay: Carl Binder

Director(s): Will Waring

Guest Stars
Claire Rankin as Dr. Kate Heightmeyer
David Nykl as Radek Zelenka
Mitch Pileggi as Col. Steven Caldwell
Patricia Nudd as Ancient Woman
David Neale as Ancient Pilot
David Quinlan and Amanda Burke as Scientists
Michael Chase as Medical Technician

Synopsis: The whales of Lantia congregate around the city and their whalesong creates serious side effects on the Expedition members. Are they there to communicate or to destroy?