All Available Episode All Season 8 Episode 1. Series 8, Episode 1 Jun, 1981 25 minutes 0.0 2. Series 8, Episode 2 Jun, 1981 25 minutes 0.0 3. Series 8, Episode 3 Jun, 1981 25 minutes 0.0 4. Series 8, Episode 4 Jul, 1981 25 minutes 0.0 5. Series 8, Episode 5 Jul, 1981 25 minutes 0.0 6. Series 8, Episode 6 Jul, 1981 25 minutes 0.0