Doctor Who - Season 21 Episode 21
Earth, the future. The genius Sylvest twins, child prodigies, are kidnapped by the mysterious Professor Edgeworth and taken to the planet Jaconda. But who is Edgeworth? Why does he serve the giant slug Mestor? And what is Mestor's plan?
First Air Date : 1963-11-23
Last Air date : 1989-12-06
Runtime : 57 minutes
Genre : Drama, Action & Adventure, Sci-Fi & Fantasy
Cast : Sylvester McCoy, Sophie Aldred
Crew : Oliver Elmes (Main Title Designer), Keff McCulloch (Theme Song Performance), John Nathan-Turner (Producer), Ron Grainer (Main Title Theme Composer)
Quality : 
Subtitles :
- Season 21 : Episode 11984-01-05
- Season 21 : Episode 21984-01-06
- Season 21 : Episode 31984-01-12
- Season 21 : Episode 41984-01-13
- Season 21 : Episode 51984-01-19
- Season 21 : Episode 61984-01-20
- Season 21 : Episode 71984-01-26
- Season 21 : Episode 81984-01-27
- Season 21 : Episode 91984-02-02
- Season 21 : Episode 101984-02-03
- Season 21 : Episode 111984-02-08
- Season 21 : Episode 121984-02-15
- Season 21 : Episode 131984-02-23
- Season 21 : Episode 141984-02-24
- Season 21 : Episode 151984-03-01
- Season 21 : Episode 161984-03-02
- Season 21 : Episode 171984-03-08
- Season 21 : Episode 181984-03-09
- Season 21 : Episode 191984-03-15
- Season 21 : Episode 201984-03-16
- Season 21 : Episode 211984-03-22
- Season 21 : Episode 221984-03-23
- Season 21 : Episode 231984-03-29
- Season 21 : Episode 241984-03-30
