Serengeti Rules Online

Jim Estes - Scientist (as himself) , Jaime Excell - Young Jim Estes, Bob Paine - Scientist (as himself) , Mathieson McCrae - Young Bob Paine, Mary E. Power - Scientist (as herself) , Ashlyn Jade Lopez - Young Mary Power, Samantha Nugent - Mary Power Age 33 Greg Kriek - Young Tony Sinclair, Tony Sinclair - Scientist (as himself) , Laurie Spiegel - Mary Power's Mother, Johnathan Newport - Young John Terborgh, John Terborgh - Scientist (as himself) , Sean B. Carroll - Scientist (as himself)