1x04: The You You Are
1x03: In Perpetuity
2x07: Matryoshka
2x05: Exquisite Corpse
2x03: Brain Drain
2x01: Nowhen
1x08: Ariadne
1x07: The Way Out
1x06: Reflection
1x04: Alan's Routine
1x03: A Warm Body
1x02: The Great Escape
1x06: Gods and Monsters
1x05: Asylum
1x04: The Tomb
1x03: The Friendly Type
