produced by Sara Goldblatt ; produced by Eve Marson ; Bungalow Pictures presents ; in association with Diamond Docs ; written by David Boodell, Sara Goldblatt, Mark Monroe, Eve Marson ; directed by Eve Marson
Bullfrog Films presents ; a Big World Cinema production for TVE and BBC Worldwide ; Television Trust for the Environment ; executive producer, Jenny Richards ; series producer, Luke Gawin ; series editor, Robert Lamb ; producers, Steven Markovitz, Toni Strasburg ; directed by Toni Strasburg