- Directed by: Martin Duckworth, Patrick A. CrawleyProduced by: Tom Daly1973, 16 min 22 s
- Directed by: Patrick A. CrawleyProduced by: Judith Crawley1979, 25 min 57 s
- Directed by: James LittletonProduced by: Guy Glover, James Littleton1977, 24 min 28 s
Production personnel
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