1x02: Pilot: Part 2
1x01: Pilot: Part 1
2x06: Christmas
2x05: Carly
2x03: Blind Sided
2x02: Fit
1x03: Episode 3
1x02: Episode 2
1x01: Episode 1
5x06: Land's End
5x04: Feeding the Rat
5x03: Standing Stone
4x05: Seen a Ghost
4x04: Lone Voyager