| Episode | Channel | Broadcast | Viewers | Share | Pos | |
| Part One | Brisbane |  |  | Sat 15 May 1976 6:30pm AEST | | | |  |
| Part One | Hobart | | | Sun 16 May 1976 ~6:30pm AEST | | | | |
| Part One | Sydney, Canberra | | | Fri 21 May 1976 ~6:30pm AEST | | | | |
| Part Two | Brisbane | | | Sat 22 May 1976 6:30pm AEST | | | | |
| Part Two | Hobart | | | Sun 23 May 1976 ~6:30pm AEST | | | | |
| Part Two | Sydney, Canberra | | | Fri 28 May 1976 ~6:30pm AEST | | | | |
| Part One | Melbourne | | | Sun 26 Sep 1976 5:35pm AEST | | | | |
| Part Two | Melbourne | | | Sun 3 Oct 1976 5:35pm AEST | | | | |
| Part One | Adelaide | | | Sun 5 Jun 1977 ~4:40pm ACST | | | | |
| Part Two | Adelaide | | | Sun 12 Jun 1977 ~4:40pm ACST | | | | |
| Part One | Sydney, Canberra, Hobart | | | Wed 29 Mar 1978 ~6:30pm AEST | | | | |
| Part One | Perth | | | Wed 29 Mar 1978 ~6:30pm AWST | | | | |
| Part One | Melbourne | | | Thu 30 Mar 1978 6:30pm AEST | | | | |
| Part Two | Sydney, Canberra, Hobart | | | Thu 30 Mar 1978 ~6:30pm AEST | | | | |
| Part Two | Perth | | | Thu 30 Mar 1978 ~6:30pm AWST | | | | |
| Part Two | Melbourne | | | Fri 31 Mar 1978 6:30pm AEST | | | | |
| Part One | Brisbane | | | Tue 18 Apr 1978 6:30pm AEST | | | | |
| Part Two | Brisbane | | | Wed 19 Apr 1978 6:30pm AEST | | | | |
| Part One | Melbourne, Hobart | | | Fri 21 Jul 1978 ~6:30pm AEST | | | | |
| Part Two | Melbourne, Hobart | | | Mon 24 Jul 1978 ~6:30pm AEST | | | | |
| Part One | Sydney, Canberra | | | Wed 26 Jul 1978 ~6:30pm AEST | | | | |
| Part Two | Sydney, Canberra | | | Thu 27 Jul 1978 ~6:30pm AEST | | | | |
| Part One | Adelaide | | | Fri 11 Aug 1978 6:30pm ACST | | | | |
| Part Two | Adelaide | | | Mon 14 Aug 1978 6:30pm ACST | | | | |
| Part One | Brisbane | | | Thu 24 Aug 1978 6:30pm AEST | | | | |
| Part Two | Brisbane | | | Mon 28 Aug 1978 6:20pm AEST | | | | |
| Part One | Sydney, Brisbane, Canberra, Ho | | | Tue 14 Aug 1979 6:30pm AEST | | | | |
| Part Two | Sydney, Brisbane, Canberra, Ho | | | Wed 15 Aug 1979 6:30pm AEST | | | | |
| Part One | Adelaide | | | Thu 16 Aug 1979 ~6:30pm ACST | | | | |
| Part One | Melbourne | | | Mon 20 Aug 1979 ~6:30pm AEST | | | | |
| Part Two | Adelaide | | | Mon 20 Aug 1979 ~6:30pm ACST | | | | |
| Part Two | Melbourne | | | Tue 21 Aug 1979 ~6:30pm AEST | | | | |
| Part One | National except Melbourne | | | Mon 31 Mar 1980 6:30pm AEST | | | | |
| Part Two | National except Melbourne | | | Tue 1 Apr 1980 6:30pm AEST | | | | |
| Part One | Melbourne | | | Tue 8 Apr 1980 ~6:30pm AEST | | | | |
| Part Two | Melbourne | | | Wed 9 Apr 1980 ~6:30pm AEST | | | | |
| Part One | National except Hobart | | | Wed 14 Sep 1983 6:30pm AEST | | | | |
| Part Two | National except Hobart | | | Thu 15 Sep 1983 6:30pm AEST | | | | |
| Part One | Hobart | | | Thu 15 Sep 1983 ~6:30pm AEST | | | | |
| Part Two | Hobart | | | Fri 16 Sep 1983 ~6:30pm AEST | | | | |
| Part One | | | | Thu 16 Feb 1989 5:30pm AEDT | | | | |
| Part Two | | | | Fri 17 Feb 1989 5:30pm AEDT | | | | |
| Part One | |  | | Wed 7 May 1997 11:30pm AEST | | | | |
| Part Two | | | | Thu 8 May 1997 11:30pm AEST | | | | |
| Omnibus | | | | Sat 10 May 1997 3:00pm AEST | | | | |
| Omnibus | | | | Sun 11 May 1997 4:00am AEST | | | | |
| Omnibus | | | | Sun 11 May 1997 10:00am AEST | | | | |
| Part One | | | | Wed 17 Feb 1999 11:30pm AEDT | | | | |
| Part Two | | | | Thu 18 Feb 1999 11:30pm AEDT | | | | |
| Part One | | | | Sat 20 Feb 1999 3:00pm AEDT | | | | |
| Part Two | | | | Sat 20 Feb 1999 3:30pm AEDT | | | | |
| Part One | | | | Sun 21 Feb 1999 4:00am AEDT | | | | |
| Part Two | | | | Sun 21 Feb 1999 4:30am AEDT | | | | |
| Part One | | | | Sun 21 Feb 1999 10:00am AEDT | | | | |
| Part Two | | | | Sun 21 Feb 1999 10:30am AEDT | | | | |
| Part One | | | | Thu 21 Dec 2000 11:30pm AEDT | | | | |
| Part Two | | | | Fri 22 Dec 2000 11:30pm AEDT | | | | |
| Part One | | | | Sun 7 Jan 2001 9:00am AEDT | | | | |
| Part Two | | | | Sun 7 Jan 2001 9:30am AEDT | | | | |
| Part One | | | | Mon 8 Jan 2001 3:00am AEDT | | | | |
| Part Two | | | | Mon 8 Jan 2001 3:30am AEDT | | | | |
| Part One | |  | | Wed 27 Oct 2004 6:04pm AEST | | | | |
| Part Two | | | | Thu 28 Oct 2004 6:03pm AEST | | | | |
| Part One | |  | | Tue 23 Aug 2011 6:30am AEST | | | | |
| Part Two | | | | Tue 23 Aug 2011 6:55am AEST | | | | |
| Part One | | | | Tue 23 Aug 2011 5:30pm AEST | | | | |
| Part Two | | | | Tue 23 Aug 2011 6:00pm AEST | | | | |
| Part One | | | | Tue 23 Aug 2011 10:20pm AEST | | | | |
| Part Two | | | | Tue 23 Aug 2011 10:45pm AEST | | | | |
| Part One | | | | Fri 23 Aug 2013 7:30am AEST | | | | |
| Part Two | | | | Fri 23 Aug 2013 8:00am AEST | | | | |
| Part One | | | | Fri 23 Aug 2013 5:30pm AEST | | | | |
| Part Two | | | | Fri 23 Aug 2013 6:00pm AEST | | | | |
| Part One | | | | Fri 23 Aug 2013 10:30pm AEST | | | | |
| Part Two | | | | Fri 23 Aug 2013 11:00pm AEST | | | | |
| ABC iview: The Sontaran Experiment: Part Two | |  | | Sat 19 Oct 2013 7:00am AEDT | | | | |
| ABC iview: The Sontaran Experiment: Part One | | | | Sat 19 Oct 2013 7:00am AEDT | | | | |
| Part One | |  | | Tue 7 Jan 2014 3:30pm AEDT | | | | |
| Part One | | | | Tue 7 Jan 2014 4:00pm AEDT | | | | |
| Part One | | | | Wed 8 Jan 2014 7:30am AEDT | | | | |
| Part One | | | | Wed 8 Jan 2014 8:00am AEDT | | | | |
| Part One | | | | Thu 5 Jun 2014 4:00pm AEST | | | | |
| Part One | | | | Fri 6 Jun 2014 6:30am AEST | | | | |
| Part Two | | | | Fri 6 Jun 2014 4:00pm AEST | | | | |
| Part Two | | | | Mon 9 Jun 2014 6:30am AEST | | | | |
| Part One | | | | Fri 19 Dec 2014 6:00am AEDT | | | | |
| Part Two | | | | Fri 19 Dec 2014 6:31am AEDT | | | | |
| Part One | | | | Sat 21 Feb 2015 7:35pm AEDT | | | | |
| Part Two | | | | Sat 21 Feb 2015 8:06pm AEDT | | | | |
| Part One | | | | Sun 22 Feb 2015 6:34am AEDT | | | | |
| Part Two | | | | Sun 22 Feb 2015 7:06am AEDT | | | | |
| Part One | | | | Wed 7 Oct 2015 6:00am AEDT | | | | |
| Part Two | | | | Thu 8 Oct 2015 6:00am AEDT | | | | |
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