Threshold (2005) | All episodes

Trees Made of Glass: Part 1

Release Date: 2005-09-16

Trees Made of Glass: Part 2

Release Date: 2005-09-16

Blood of the Children

Release Date: 2005-09-20

The Burning

Release Date: 2005-09-30

Shock

Release Date: 2005-10-07

Pulse

Release Date: 2005-10-14

The Order

Release Date: 2005-10-21

Revelations

Release Date: 2005-11-04

Progeny

Release Date: 2005-11-22

The Crossing

Release Date: 2006-01-11

Outbreak

Release Date: 2006-01-18

Vigilante

Release Date: 2006-01-25

Alienville

Release Date: 2006-02-01