2x11: The Contingency
2x10: The Yellow Brick Road
2x09: Sins of the Father
2x07: Jamie's Got a Gun
2x06: Sex, Lies and Jellyfish
2x05: The Moon and the Star
2x04: The Walls of Jericho
2x03: Collision Point
2x01: The Day of the Beast
1x12: Wild Things
1x11: Eats, Shoots and Leaves
1x10: Emotional Contagion
5x07: Episode 507
5x06: Episode 506
5x05: Episode 505
5x04: Episode 504
5x03: Episode 503
5x02: Episode 502