This is an alternative timeline where Jack travelled with the doctor after the 456 incident.
- Tegan Jovanka - Janet Fielding (4,5,11,12)
- Brigadier Lethbridge Stewart - Nicholas Courtney (8,9,11,12)
- River Song - Alex Kingston (10,11,12)
- Sarah Jane Smith - Elizabeth Sladen (12)
- Gwen Cooper - Eve Myles (1, 10, 11, 12)
- Rhys Williams - Kai Owen (1, 10, 11, 12)
- Omega - Benedict Cumberbatch (10, 11, 12)
- The Blinking of the Angels by Steven Moffat (6.3.2009)
- Return of the Weeping Angels, Jack Harkness and Alpha Centuari
- Like Father, Like Daughter by Steven Moffat (13.3.2009)
- Return of Jenny
- The Sontaran Massacre by Helen Raynor (20.3.2009)
- Reappearence of the Sontarans and the Rutans. First Appearence of Storm.
- Old Friends (Part 1) by Steven Moffat (27.3.2009)
- Reappearence of Tegan Jovanka
- Sacrifice of Love (part 2) by Steven Moffat (3.4.2009)
- Victory of the Daleks by Mark Gatiss (10.4.2009)
- Reappearence of the Daleks
- Rise of the Slitheen by Gareth Roberts (17.4.2009)
- Return of the Slitheen. Shows the origins of the Slitheen Family.
- The Cybermen of Peru (part 1) by Noel Clarke (24.4.2009)
- Return of the Cybermen, UNIT and Brigadier Lethbridge Stewart.
- The UNIT Excursion (part 2) by Noel Clarke (1.5.2009)
- Torchwood 4 by Russell T Davies (8.5.2009)
- Return of Torchwood, River Song, Gwen Cooper and Rhys Williams
- The Alliance by Steven Moffet (15.5.2009)
- Return of Omega
- End of the Universe by Steven Moffat (22.5.2009)
- Return of the Master
- Red Christmas by Russell T Davies (25.12.2009)
- Final Appearance of Sarah Jane Smith in Doctor Who.
- Regeneration of the Tenth Doctor into the Eleventh Doctor
- Reappearance of the Ice Warriors.
Aliens and Enemies
- Weeping Angels (1)
- Dragonbee (2)
- Sontarans (3, 12)
- Kliktrons (4-5, 12)
- Daleks (6, 12)
- Slitheen (7, 12)
- Cybermen (8-9, 12)
- Daniel Sharpe (10)
- Torchwood 4 (10)
- Omega (11-12)
- Judoon (11)
Omegas Return and his eventual takeover of the Universe
- Previous Season: - Series 4
- Next Season: Lewody Series 2