7x09: Unfinished Business
2x10: Into the Fire
2x09: The Safeguard
2x08: The Book of Quinn
2x06: Barricades
2x04: The Harmonium
2x01: The Engineer
1x07: Episode 7
1x06: Episode 6
1x05: Episode 5
1x04: Episode 4
1x03: Episode 3
1x02: Episode 2
