1x09: True North
1x06: The Shepherd
1x03: Snow Falls
1x01: Pilot
1x02: Mr. Nice Guy
1x01: Pilot
6x12: Closing Time
6x11: The God Complex
6x09: Night Terrors
6x08: Let's Kill Hitler
6x06: The Almost People
6x05: The Rebel Flesh
6x04: The Doctor's Wife
