1x05: Part V
1x04: Part IV
1x03: Part III
1x02: Part II
1x01: Part I
1x01: Leavetaking
1x10: The Leap
2x10: Cliffhanger
2x09: Alpha & Omega
2x08: Irons in the Fire
2x07: Best Laid Plans
2x06: The Maze
2x05: Past is Prologue
2x04: Forget Me Not
2x03: Small World
2x01: The Premiere
1x09: The First Crisis
1x08: The Missing Piece
