First Life – Alla scoperta delle origini della vita sulla Terra

• 
  David Attenborough
  Self - Presenter
• 
  Richard Fortey
  Self - Palaeontologist, Natural History Museum
• 
  Hazel Barton
  Self - Microbiologist, Northern Kentucky Universit
• 
  Guy Narbonne
  Self - Palaeontologist, Queen's University, Ontari
• 
  Bernard Degnan
  Self - Marine Biologist, University of Queensland
• 
  Justin Marshall
  Self - Marine Neurobiologist, University of Queens
• 
  Philip Donoghue
  Self - Palaeontologist, University of Bristol
• 
  Mary Droser
  Self - Palaeontologist, University of California
• 
  Jim Gehling
  Self - Palaeontoloigst, South Australia Museum
• 
  Jean-Bernard Caron
  Self - Palaeontologist, Royal Ontario Museum

• Martin Williams

• David Attenborough