1x14: Distractions
1x10: Six Months Ago
1x09: Homecoming
1x07: Nothing to Hide
1x06: Better Halves
1x03: One Giant Leap
1x02: Don't Look Back
S03 Special: Many Happy Returns
3x03: His Last Vow
3x02: The Sign of Three
3x01: The Empty Hearse
2x03: The Reichenbach Fall
1x03: The Great Game
