Bill Travers he played the title role in "Abraham Cochrane" which had a short run. Travers' most famous film role came when he played the conservationist George Adamson in the highly successful 1966 film "Born Free", about which experience the two co-wrote the book "On Playing with Lions". He co-starred with McKenna and the experience made him and his wife very conscious of the many abuses of wild animals in captivity that had been taken from Africa and other natural environments around the world. Travers received an offer to play a support role in "Duel at Diablo" (1967); during filming he broke
Professor Edward Travers and Victoria, Travers is convinced of the Doctor's innocence. Upon the discovery of killer, robotic Yeti, Travers fears for the real Yeti but is temporarily suspected of controlling the robotic Yeti himself. Travers assists the Doctor in defeating the Great Intelligence, the true controllers of the robotic Yeti. He pursues what he believes to be a real Yeti after glimpsing it as the Doctor and his companions depart. Professor Travers reappears in "The Web of Fear". A robotic Yeti he brought back from Tibet is being exhibited in a museum in England. A Yeti control sphere that the Professor has