Each of the twelve 50-minute episodes features a different aspect of the journey through life, from birth to adulthood and continuation of the species through reproduction.
Unfortunately the movie The Trials of Life is not yet available on HBO Max.
| Camera | Alan Goodall | Director of Photography |
| Camera | Alan Hayward | Director of Photography |
| Camera | Andrew Young | Director of Photography |
| Camera | Barrie Britton | Director of Photography |
| Camera | Bob Brown | Director of Photography |
| Camera | Brian McDairmont | Director of Photography |
| Camera | Chris Packham | Director of Photography |
| Camera | David Barlow | Director of Photography |
| Camera | David Curl | Director of Photography |
| Camera | Dion M. Casey | Director of Photography |
| Camera | Doug Allan | Director of Photography |
| Camera | Gavin Thurston | Director of Photography |
| Camera | Glen Carruthers | Director of Photography |
| Camera | Graham Frake | Director of Photography |
| Camera | Hugh Maynard | Director of Photography |
| Camera | Hugh Miles | Director of Photography |
| Camera | Ian McCarthy | Director of Photography |
| Camera | James Gray | Director of Photography |
| Camera | Jim Frazier | Director of Photography |
| Camera | Jonathan Watts | Director of Photography |
| Camera | Kevin Flay | Director of Photography |
| Camera | Kurt Hirschel | Director of Photography |
| Camera | Leonard Gilday | Director of Photography |
| Camera | Lindsay Cupper | Director of Photography |
| Camera | Martin Dorhn | Director of Photography |
| Camera | Martin Saunders | Director of Photography |
| Camera | Martin Singleton | Director of Photography |
| Camera | Martyn Colbeck | Director of Photography |
| Camera | Maurice Fisher | Director of Photography |
| Camera | Michael deGruy | Director of Photography |
| Camera | Michael Pitts | Director of Photography |
| Camera | Michael W. Richards | Director of Photography |
| Camera | Mike Herd | Director of Photography |
| Camera | Mike Potts | Director of Photography |
| Camera | Owen Newman | Director of Photography |
| Camera | Paul Atkins | Director of Photography |
| Camera | Paul Morris | Director of Photography |
| Camera | Peter Scoones | Director of Photography |
| Camera | Philip Lovel | Director of Photography |
| Camera | Red Denner | Director of Photography |
| Camera | Richard Ganniclifft | Director of Photography |
| Camera | Richard Gross | Director of Photography |
| Camera | Richard Kirby | Director of Photography |
| Camera | Richard Matthews | Director of Photography |
| Camera | Rick Rosenthal | Director of Photography |
| Camera | Rob Brownhill | Director of Photography |
| Camera | Rod Clarke | Director of Photography |
| Camera | Rodger Jackman | Director of Photography |
| Camera | Rodney Borland | Director of Photography |
| Camera | Rolf Moeltgen | Director of Photography |
| Camera | Ron Finne | Director of Photography |
| Camera | Simon King | Director of Photography |
| Camera | Stephen Bolwell | Director of Photography |
| Camera | Steve Downer | Director of Photography |
| Camera | Tim Shepherd | Director of Photography |
| Camera | Wade Nolan | Director of Photography |
| Editing | Simon Tucker | Assistant Editor |
| Directing | Mike Gunton | Director |
| Production | Peter Jones | Executive Producer |
| Production | Peter Jones | Producer |
| Production | Alastair Fothergill | Producer |
| Production | Mike Gunton | Producer |
| Production | Marion Zunz | Producer |
| Production | Keenan Smart | Producer |
| Sound | George Fenton | Music |
| Editing | Jo Payne | Editor |
| Editing | Chris Wade | Editor |
| Editing | Chris Orrell | Editor |
| Editing | Martin Elsbury | Editor |
| Art | Alison Murphy | Graphic Designer |
| Production | Rita Morris | Unit Manager |
| Sound | Graham Ross | Sound |
| Sound | Lyndon Bird | Sound |
| Sound | Donald MacIver | Sound |
| Sound | Trevor Gosling | Sound |
| Sound | Roger Long | Sound |
| Sound | Grace Atkins | Sound |
| Sound | Mike Burgess | Sound |
| Sound | Jan Aldenhoven | Sound |
| Sound | Nora Drufovka | Sound |
| Sound | Rogier Frederiks | Sound |
| Sound | Errol Samuelson | Sound |
| Sound | Susan Todd | Sound |
| Sound | Nigel Tucker | Sound |
| Sound | Bruce Wills | Sound |
| Sound | Mark A. Van Der Willigen | Sound |
| Editing | Luciano Marigo-Spitaleri | Colorist |
| Camera | Philip George | Drone Pilot |
| Editing | Angela Groves | Assistant Editor |
| Editing | Angela Gallagher | Assistant Editor |
| Production | Nick Upton | Researcher |
| Production | Chris McFarling | Researcher |
| Production | Rupert Barrington | Researcher |
| Production | Neil Lucas | Researcher |
| Production | Diana Richards | Production Assistant |
| Production | Ruth Flowers | Production Assistant |
| Production | Mary Summerill | Production Assistant |
| Production | Yvonne Webb | Production Secretary |
| Production | Gillian Baxendell | Production Assistant |
| Production | Sarah Byatt | Researcher |
| Production | Jan Aldenhoven | Researcher |
