| Episode | Broadcast | Viewers | Share | Pos | |
| The Face of Evil: Part One | | Sat 23 Dec 2017 6:30pm EST | | | | |
| The Face of Evil: Part Two | | Sat 23 Dec 2017 7:00pm EST | | | | |
| The Face of Evil: Part Three | | Sat 23 Dec 2017 7:30pm EST | | | | |
| The Invisible Enemy: Part One | | Sun 24 Dec 2017 4:00pm EST | | | | |
| The Invisible Enemy: Part Two | | Sun 24 Dec 2017 4:30pm EST | | | | |
| The Invisible Enemy: Part Three | | Sun 24 Dec 2017 5:00pm EST | | | | |
| The Invisible Enemy: Part Four | | Sun 24 Dec 2017 5:30pm EST | | | | |
| Warriors' Gate: Part One | | Mon 25 Dec 2017 7:00pm EST | | | | |
| Warriors' Gate: Part Two | | Mon 25 Dec 2017 7:30pm EST | | | | |
| Warriors' Gate: Part Three | | Tue 26 Dec 2017 7:00pm EST | | | | |
| Warriors' Gate: Part Four | | Tue 26 Dec 2017 7:30pm EST | | | | |
| Castrovalva: Part One | | Wed 27 Dec 2017 7:00pm EST | | | | |
| Castrovalva: Part Two | | Wed 27 Dec 2017 7:30pm EST | | | | |
| Castrovalva: Part Three | | Thu 28 Dec 2017 7:00pm EST | | | | |
| Castrovalva: Part Four | | Thu 28 Dec 2017 7:30pm EST | | | | |
| Four To Doomsday: Part One | | Fri 29 Dec 2017 7:00pm EST | | | | |
| Four To Doomsday: Part Two | | Fri 29 Dec 2017 7:30pm EST | | | | |
| The Face of Evil: Part Four | | Sat 30 Dec 2017 6:00pm EST | | | | |
| The Talons of Weng-Chiang: Part One | | Sat 30 Dec 2017 6:30pm EST | | | | |
| The Talons of Weng-Chiang: Part Two | | Sat 30 Dec 2017 7:00pm EST | | | | |
| The Talons of Weng-Chiang: Part Three | | Sat 30 Dec 2017 7:30pm EST | | | | |
| Image of the Fendahl: Part One | | Sun 31 Dec 2017 4:00pm EST | | | | |
| Image of the Fendahl: Part Two | | Sun 31 Dec 2017 4:30pm EST | | | | |
| Image of the Fendahl: Part Three | | Sun 31 Dec 2017 5:00pm EST | | | | |
| Image of the Fendahl: Part Four | | Sun 31 Dec 2017 5:30pm EST | | | | |
| Four To Doomsday: Part Three | | Mon 1 Jan 2018 7:00pm EST | | | | |
| Four To Doomsday: Part Four | | Mon 1 Jan 2018 7:30pm EST | | | | |
| Kinda: Part One | | Tue 2 Jan 2018 7:00pm EST | | | | |
| Kinda: Part Two | | Tue 2 Jan 2018 7:30pm EST | | | | |
| Kinda: Part Three | | Wed 3 Jan 2018 7:00pm EST | | | | |
| Kinda: Part Four | | Wed 3 Jan 2018 7:30pm EST | | | | |
| The Visitation: Part One | | Thu 4 Jan 2018 7:00pm EST | | | | |
| The Visitation: Part Two | | Thu 4 Jan 2018 7:30pm EST | | | | |
| The Visitation: Part Three | | Fri 5 Jan 2018 7:00pm EST | | | | |
| The Visitation: Part Four | | Fri 5 Jan 2018 7:30pm EST | | | | |
| The Talons of Weng-Chiang: Part Four | | Sat 6 Jan 2018 6:00pm EST | | | | |
| The Talons of Weng-Chiang: Part Five | | Sat 6 Jan 2018 6:30pm EST | | | | |
| The Talons of Weng-Chiang: Part Six | | Sat 6 Jan 2018 7:00pm EST | | | | |
| Horror of Fang Rock: Part One | | Sat 6 Jan 2018 7:30pm EST | | | | |
| The Sun Makers: Part One | | Sun 7 Jan 2018 4:00pm EST | | | | |
| The Sun Makers: Part Two | | Sun 7 Jan 2018 4:30pm EST | | | | |
| The Sun Makers: Part Three | | Sun 7 Jan 2018 5:00pm EST | | | | |
| The Sun Makers: Part Four | | Sun 7 Jan 2018 5:30pm EST | | | | |
| Black Orchid: Part One | | Mon 8 Jan 2018 7:00pm EST | | | | |
| Black Orchid: Part Two | | Mon 8 Jan 2018 7:30pm EST | | | | |
| Time-Flight: Part One | | Tue 9 Jan 2018 7:00pm EST | | | | |
| Time-Flight: Part Two | | Tue 9 Jan 2018 7:30pm EST | | | | |
| Time-Flight: Part Three | | Wed 10 Jan 2018 7:00pm EST | | | | |
| Time-Flight: Part Four | | Wed 10 Jan 2018 7:30pm EST | | | | |
| Arc of Infinity: Part One | | Thu 11 Jan 2018 7:00pm EST | | | | |
| Arc of Infinity: Part Two | | Thu 11 Jan 2018 7:30pm EST | | | | |
| Arc of Infinity: Part Three | | Fri 12 Jan 2018 7:00pm EST | | | | |
| Arc of Infinity: Part Four | | Fri 12 Jan 2018 7:30pm EST | | | | |
| Horror of Fang Rock: Part Two | | Sat 13 Jan 2018 6:00pm EST | | | | |
| Horror of Fang Rock: Part Three | | Sat 13 Jan 2018 6:30pm EST | | | | |
| Horror of Fang Rock: Part Four | | Sat 13 Jan 2018 7:00pm EST | | | | |
| The Invisible Enemy: Part One | | Sat 13 Jan 2018 7:30pm EST | | | | |
| Underworld: Part One | | Sun 14 Jan 2018 4:00pm EST | | | | |
| Underworld: Part Two | | Sun 14 Jan 2018 4:30pm EST | | | | |
| Underworld: Part Three | | Sun 14 Jan 2018 5:00pm EST | | | | |
| Underworld: Part Four | | Sun 14 Jan 2018 5:30pm EST | | | | |
| Snakedance: Part One | | Mon 15 Jan 2018 7:00pm EST | | | | |
| Snakedance: Part Two | | Mon 15 Jan 2018 7:30pm EST | | | | |
| Snakedance: Part Three | | Tue 16 Jan 2018 7:00pm EST | | | | |
| Snakedance: Part Four | | Tue 16 Jan 2018 7:30pm EST | | | | |
| Mawdryn Undead: Part One | | Wed 17 Jan 2018 7:00pm EST | | | | |
| Mawdryn Undead: Part Two | | Wed 17 Jan 2018 7:30pm EST | | | | |
| Mawdryn Undead: Part Three | | Thu 18 Jan 2018 7:00pm EST | | | | |
| Mawdryn Undead: Part Four | | Thu 18 Jan 2018 7:30pm EST | | | | |
| Terminus: Part One | | Fri 19 Jan 2018 7:00pm EST | | | | |
| Terminus: Part Two | | Fri 19 Jan 2018 7:30pm EST | | | | |
| The Invisible Enemy: Part Two | | Sat 20 Jan 2018 6:00pm EST | | | | |
| The Invisible Enemy: Part Three | | Sat 20 Jan 2018 6:30pm EST | | | | |
| The Invisible Enemy: Part Four | | Sat 20 Jan 2018 7:00pm EST | | | | |
| Image of the Fendahl: Part One | | Sat 20 Jan 2018 7:30pm EST | | | | |
| The Ribos Operation: Part One | | Sun 21 Jan 2018 4:00pm EST | | | | |
| The Ribos Operation: Part Two | | Sun 21 Jan 2018 4:30pm EST | | | | |
| The Ribos Operation: Part Three | | Sun 21 Jan 2018 5:00pm EST | | | | |
| The Ribos Operation: Part Four | | Sun 21 Jan 2018 5:30pm EST | | | | |
| Terminus: Part Three | | Mon 22 Jan 2018 7:00pm EST | | | | |
| Terminus: Part Four | | Mon 22 Jan 2018 7:30pm EST | | | | |
| Enlightenment: Part One | | Tue 23 Jan 2018 7:00pm EST | | | | |
| Enlightenment: Part Two | | Tue 23 Jan 2018 7:30pm EST | | | | |
| Enlightenment: Part Three | | Wed 24 Jan 2018 7:00pm EST | | | | |
| Enlightenment: Part Four | | Wed 24 Jan 2018 7:30pm EST | | | | |
| The King's Demons: Part One | | Thu 25 Jan 2018 7:00pm EST | | | | |
| The King's Demons: Part Two | | Thu 25 Jan 2018 7:30pm EST | | | | |
| Warriors of the Deep: Part One | | Fri 26 Jan 2018 7:00pm EST | | | | |
| Warriors of the Deep: Part Two | | Fri 26 Jan 2018 7:30pm EST | | | | |
| Image of the Fendahl: Part Two | | Sat 27 Jan 2018 6:00pm EST | | | | |
| Image of the Fendahl: Part Three | | Sat 27 Jan 2018 6:30pm EST | | | | |
| Image of the Fendahl: Part Four | | Sat 27 Jan 2018 7:00pm EST | | | | |
| The Sun Makers: Part One | | Sat 27 Jan 2018 7:30pm EST | | | | |
| The Pirate Planet: Part One | | Sun 28 Jan 2018 4:00pm EST | | | | |
| The Pirate Planet: Part Two | | Sun 28 Jan 2018 4:30pm EST | | | | |
| The Pirate Planet: Part Three | | Sun 28 Jan 2018 5:00pm EST | | | | |
| The Pirate Planet: Part Four | | Sun 28 Jan 2018 5:30pm EST | | | | |
| Warriors of the Deep: Part Three | | Mon 29 Jan 2018 7:00pm EST | | | | |
| Warriors of the Deep: Part Four | | Mon 29 Jan 2018 7:30pm EST | | | | |
| The Awakening: Part One | | Tue 30 Jan 2018 7:00pm EST | | | | |
