BBC One

Duration: 1 hour, 59 minutes

First broadcast: Thu 31^st Oct 1974, 21:25 on BBC One LondonLatest broadcast: Tue 3^rd Nov 2020, 22:00 on BBC Four HD

BBC One

Duration: 1 hour, 57 minutes

First broadcast: Sat 24^th Dec 2022, 16:55 on BBC Two EnglandLatest broadcast: Mon 25^th Dec 2023, 11:15 on BBC Two Wales

Available for 10 months

BBC One

Duration: 1 hour, 8 minutes

First broadcast: Mon 22^nd Jan 1973, 21:25 on BBC One LondonLatest broadcast: Wed 7^th Jun 2023, 22:00 on BBC Four HD

BBC Radio 4

Duration: 4 minutes

First broadcast: Sat 4^th Aug 1973, 19:00 on BBC Radio 4 FMLatest broadcast: Mon 6^th Aug 1973, 12:25 on BBC Radio 4 LW

Available for over a year