The story of life, from the first primitive cells to the plants and animals that now live around us.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The Infinite Variety | 1979-01-16 | 50 min |
| Season 1 | Episode 2 | Building Bodies | 1979-01-23 | 50 min |
| Season 1 | Episode 3 | The First Forests | 1979-01-30 | 50 min |
| Season 1 | Episode 4 | The Swarming Hordes | 1979-02-06 | 50 min |
| Season 1 | Episode 5 | Conquest of the Waters | 1979-02-13 | 50 min |
| Season 1 | Episode 6 | Invasion of the Land | 1979-02-20 | 50 min |
| Season 1 | Episode 7 | Victors of the Dry Land | 1979-02-27 | 50 min |
| Season 1 | Episode 8 | Lords of the Air | 1979-03-06 | 50 min |
| Season 1 | Episode 9 | The Rise of the Mammals | 1979-03-13 | 50 min |
| Season 1 | Episode 10 | Theme and Variations | 1979-03-20 | 50 min |
| Season 1 | Episode 11 | The Hunters and Hunted | 1979-03-27 | 50 min |
| Season 1 | Episode 12 | Life in the Trees | 1979-04-03 | 50 min |
| Season 1 | Episode 13 | The Compulsive Communicators | 1979-04-10 | 50 min |
| Production | John Sparks | Producer |
| Production | Neil Cleminson | Producer |
| Crew | Maurice Fisher | Cinematography |
| Production | Richard Brock | Producer |
| Production | Christopher Parsons | Producer |
| Production | Mike Salisbury | Producer |
| Sound | Edward Williams | Music |
