Greek underworld his duty was to bring these souls to the underworld and no one would persuade him to do otherwise. Cerberus (Kerberos), or the "Hell-Hound", is Hades' massive multi-headed (usually three-headed) dog with some descriptions stating that it also has a snake-headed tail and snake heads on its back and as its mane. Born from Echidna and Typhon, Cerberus guards the gate that serves as the entrance of the underworld. Cerberus' duty is to prevent dead people from leaving the underworld. Heracles once borrowed Cerberus as the final part of the Labours of Heracles. Orpheus once soothed it to sleep with
Beyond the Gates of Splendor also produced with the same name in 1967. One year after "Gates" was published, the first successful peaceful contact with the Huaorani tribe was made. In the years that followed, many Huaos were converted to Christianity and changed their lifestyle. Therefore, "Beyond the Gates" recounts the unfolding story up unto the present day. The film also included new information that has since come out about the Palm Beach Massacre through communication with the Indians. "Beyond the Gates" was very influential in the production of the drama film "End of the Spear", which was released four years later. Many of the