| Episode | Channel | Broadcast | Viewers | Share | Pos | |
| Episode 1 | |  |  | Mon 1 Apr 2013 12:00am EDT | | | | |
| Episode 2 | | | | Mon 1 Apr 2013 12:30am EDT | | | | |
| Episode 3 | | | | Mon 1 Apr 2013 1:00am EDT | | | | |
| Episode 4 | | | | Mon 1 Apr 2013 1:30am EDT | | | | |
| Compilation | |  | | Sun 12 Apr 2015 12:00am CDT | | | | |
| Pertwee Movies: Spearhead from Space | |  | | Sat 6 Jun 2015 5:00pm EDT | | | | |
| Pertwee Movies: Spearhead from Space | | | | Fri 12 Jun 2015 11:30am EDT | | | | |
| Compilation | |  | | Sat 30 Jan 2016 11:00pm EST | | | | |
| Pertwee Movies: Spearhead From Space | |  | | Sat 18 Jun 2016 11:00pm CDT | | | | |
| All Four Parts | |  | | Mon 20 Jun 2016 12:00am EDT | | | | |
| All Four Parts | | | | Tue 21 Jun 2016 3:30am EDT | | | | |
| Pertwee Movies: Spearhead From Space | | | | Sat 1 Oct 2016 10:57pm EDT | | | | |
| Pertwee Movies: Spearhead From Space | | | | Sat 25 Mar 2017 11:00pm CDT | | | | |
| Episode 1 | |  | | Sun 17 Sep 2017 4:00pm EDT | | | |  |
| Episode 2 | | | | Sun 17 Sep 2017 4:30pm EDT | | | | |
| Episode 3 | | | | Sun 17 Sep 2017 5:00pm EDT | | | | |
| Episode 4 | | | | Sun 17 Sep 2017 5:30pm EDT | | | | |
| Episode 1 | |  | | Sat 7 Oct 2017 11:05pm PDT | | | | |
| Episode 2 | | | | Sat 7 Oct 2017 11:30pm PDT | | | | |
| Episode 1 | | | | Sun 8 Oct 2017 4:00am PDT | | | | |
| Episode 2 | | | | Sun 8 Oct 2017 4:30am PDT | | | | |
| Episode 3 | | | | Sat 14 Oct 2017 11:02pm PDT | | | | |
| Episode 4 | | | | Sat 14 Oct 2017 11:30pm PDT | | | | |
| Episode 3 | | | | Sun 15 Oct 2017 4:00am PDT | | | | |
| Episode 4 | | | | Sun 15 Oct 2017 4:30am PDT | | | | |
| Episode 1 | | | | Wed 6 Jun 2018 8:30pm EDT | | | | |
| Episode 2 | | | | Thu 7 Jun 2018 8:00pm EDT | | | | |
| Episode 3 | | | | Thu 7 Jun 2018 8:30pm EDT | | | | |
| Episode 4 | | | | Fri 8 Jun 2018 8:00pm EDT | | | | |
| Episode 1 | | | | Sun 2 Dec 2018 7:00pm EST | | | | |
| Episode 2 | | | | Sun 2 Dec 2018 7:30pm EST | | | | |
| Episode 3 | | | | Sun 2 Dec 2018 8:00pm EST | | | | |
| Episode 4 | | | | Sun 2 Dec 2018 8:30pm EST | | | | |
| Episode 1 | | | | Thu 25 Apr 2019 8:00pm EDT | | | | |
| Episode 2 | | | | Thu 25 Apr 2019 8:30pm EDT | | | | |
| Episode 3 | | | | Fri 26 Apr 2019 8:00pm EDT | | | | |
| Episode 4 | | | | Fri 26 Apr 2019 8:30pm EDT | | | | |
| Episode 1 | | | | Sat 13 Jul 2019 7:00pm EDT | | | | |
| Episode 2 | | | | Sat 13 Jul 2019 7:30pm EDT | | | | |
| Episode 3 | | | | Sat 20 Jul 2019 6:00pm EDT | | | | |
| Episode 4 | | | | Sat 20 Jul 2019 6:30pm EDT | | | | |
| Episode 1 | | | | Sun 15 Mar 2020 6:00pm EDT | | | | |
| Episode 2 | | | | Sun 15 Mar 2020 6:30pm EDT | | | | |
| Episode 3 | | | | Sun 15 Mar 2020 7:00pm EDT | | | | |
| Episode 4 | | | | Sun 15 Mar 2020 7:30pm EDT | | | | |
| Episode 1 | | | | Mon 16 Mar 2020 8:30pm EDT | | | | |
| Episode 2 | | | | Tue 17 Mar 2020 8:00pm EDT | | | | |
| Episode 3 | | | | Tue 17 Mar 2020 8:30pm EDT | | | | |
| Episode 4 | | | | Wed 18 Mar 2020 8:00pm EDT | | | | |
| #WhoOnRetro: Spearhead From Space | |  |  | Fri 10 Apr 2020 6:00pm BST | | | | |
| Episode 1 | | | | Mon 18 Jan 2021 8:00pm EST | | | | |
| Episode 2 | | | | Mon 18 Jan 2021 8:30pm EST | | | | |
| Episode 3 | | | | Tue 19 Jan 2021 8:00pm EST | | | | |
| Episode 4 | | | | Tue 19 Jan 2021 8:30pm EST | | | | |
| Episode 1 | | | | Sat 10 Apr 2021 6:00pm EDT | | | | |
| Episode 2 | | | | Sat 10 Apr 2021 6:30pm EDT | | | | |
| Episode 3 | | | | Sat 10 Apr 2021 7:00pm EDT | | | | |
| Episode 4 | | | | Sat 10 Apr 2021 7:30pm EDT | | | | |
| Episode 1 | | | | Sun 16 May 2021 6:00pm EDT | | | | |
| Episode 2 | | | | Sun 16 May 2021 6:30pm EDT | | | | |
| Episode 3 | | | | Sun 16 May 2021 7:00pm EDT | | | | |
| Episode 4 | | | | Sun 16 May 2021 7:30pm EDT | | | | |
| Episode 1 | | | | Mon 18 Oct 2021 8:00pm EDT | | | | |
| Episode 2 | | | | Mon 18 Oct 2021 8:30pm EDT | | | | |
| Episode 3 | | | | Tue 19 Oct 2021 8:00pm EDT | | | | |
| Episode 4 | | | | Tue 19 Oct 2021 8:30pm EDT | | | | |
| Episode 1 | | | | Mon 18 Jul 2022 8:00pm EDT | | | | |
| Episode 2 | | | | Mon 18 Jul 2022 8:30pm EDT | | | | |
| Episode 3 | | | | Tue 19 Jul 2022 8:00pm EDT | | | | |
| Episode 4 | | | | Tue 19 Jul 2022 8:30pm EDT | | | | |
| Episode 1 | | | | Sat 23 Jul 2022 6:00pm EDT | | | | |
| Episode 2 | | | | Sat 23 Jul 2022 6:30pm EDT | | | | |
| Episode 3 | | | | Sat 23 Jul 2022 7:00pm EDT | | | | |
| Episode 4 | | | | Sat 23 Jul 2022 7:30pm EDT | | | | |
| Episode 1 | | | | Sun 4 Sep 2022 6:00pm EDT | | | | |
| Episode 2 | | | | Sun 4 Sep 2022 6:30pm EDT | | | | |
| Episode 3 | | | | Sun 4 Sep 2022 7:00pm EDT | | | | |
| Episode 4 | | | | Sun 4 Sep 2022 7:30pm EDT | | | | |
| Episode 1 | | | | Sat 29 Oct 2022 11:00pm PDT | | | | |
| Episode 2 | | | | Sat 29 Oct 2022 11:30pm PDT | | | | |
| Episode 1 | | | | Sun 30 Oct 2022 4:00am PDT | | | | |
| Episode 2 | | | | Sun 30 Oct 2022 4:30am PDT | | | | |
| Episode 3 | | | | Sat 5 Nov 2022 11:00pm PDT | | | | |
| Episode 4 | | | | Sat 5 Nov 2022 11:30pm PDT | | | | |
| Episode 3 | | | | Sun 6 Nov 2022 4:00am PST | | | | |
| Episode 4 | | | | Sun 6 Nov 2022 4:30am PST | | | | |
| Episode 1 | | | | Sun 14 May 2023 6:00pm EDT | | | | |
| Episode 2 | | | | Sun 14 May 2023 6:30pm EDT | | | | |
| Episode 3 | | | | Sun 14 May 2023 7:00pm EDT | | | | |
| Episode 4 | | | | Sun 14 May 2023 7:30pm EDT | | | | |
| Episode 1 | | | | Wed 24 May 2023 8:30pm EDT | | | | |
| Episode 2 | | | | Thu 25 May 2023 8:00pm EDT | | | | |
| Episode 3 | | | | Thu 25 May 2023 8:30pm EDT | | | | |
| Episode 4 | | | | Fri 26 May 2023 8:00pm EDT | | | | |
