Greg Diefenbach
Production
Known For

The tales of mysterious murders that rocked small-town America. Each hour brings you a new murder mystery and a new look into the evil that can lurk in the heart and soul of a tight-knit community. Interviews with investigators, prosecutors, family members and neighbors piece together the twisting tale of a classic whodunit.
Nightmare Next Door

This three-part special tells the story of the Egyptian empire from its beginning in 1560 B.C. to its collapse in 1080 B.C. Interviews with scholars and dramatic re-creations bring the story to life.
Egypt's Golden Empire

Journey Into Amazonia features the swollen rivers, flooded forests and dense canopy of the vast rain forest recognized as one of the Earths natural wonders. The rivers rich, roiling waters sustain a vast cast of characters, including giant seven-foot-long otters, fruit-harvesting fish, freshwater dolphins and manatee. While on land, stealthy jaguars prowl, acrobatic monkeys defy gravity and keen-eyed harpy eagles soar.
Journey Into Amazonia

Genghis Khan, ruthless leader of the Mongols and sovereign over the vastest empire ever ruled by a single man, was both god and devil - not just in the Middle Ages, but for centuries to come.