4x07: Ouroboros
1x02: On Your Mark
1x01: Pilot
1x04: Part IV
12x22: Who We Are
12x19: The Future
12x18: The Memory Remains
12x17: The British Invasion
12x16: Ladies Drink Free
12x14: The Raid
12x13: Family Feud
12x11: Regarding Dean
12x09: First Blood
12x08: LOTUS
