- Directed by: Robert HumbleProduced by: Tom Daly1973, 28 min 44 s
- Directed by: Robert HumbleProduced by: Tom Daly1974, 28 min 40 s
- Directed by: Robert HumbleProduced by: Tom Daly1977, 28 min 39 s
- Directed by: Robert HumbleProduced by: Tom Daly, Dorothy Courtois1978, 27 min 12 s
- Directed by: Jack ZolovProduced by: Dennis Sawyer1972, 27 min 42 s
- Directed by: Grant KennedyProduced by: Roger Hart1972, 27 min 57 s
- Directed by: Graeme FergusonProduced by: Colin Low1972, 56 min
Production personnel
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