During the collaboration on some National Geographic wildlife documentaries in the late 1960s he met Walon Green with whom he worked as additional photographer on the Academy Award-winning documentary The Hellstrom Chronicle about insects in 1971.
Fontes was featured in a documentary film, The Secret Life of Plants (1979), directed by Walon Green, with a musical sound track - later released as Stevie Wonder's Journey Through "The Secret Life of Plants" by Stevie Wonder.
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The show was created by Dave Erickson and executive produced by Denis Leary, Jim Serpico, Walon Green, John Kane, and Mike Figgis, who also directed the pilot.