After a surfer dies off Morro Bay, Calif., on Christmas Eve, shark attack investigators Ralph Collier and Brandon McMillan use forensic evidence and eyewitness accounts to identify the suspected killer: an 18-foot great white.
Writer: Jeff Kurr, Lorraine Markus Dirienzo
Director: Tony Sacco
Shark Tagging! Step Into the Danger Zone! | Great White Serial Killer: Fatal Christmas | discovery+