Ted Cassidy "Battlestar Galactica: The Complete Epic Series" [1978]), Cassidy can be heard providing temporary voice tracks of the Cylon Imperious Leader, before actor Patrick Macnee was contracted to voice the character. Other film work included his appearances in "Butch Cassidy and the Sundance Kid" (1969), "Mackenna's Gold" (1969), "The Limit" (1972), "Charcoal Black" (1972), "The Slams" (1973), "Thunder County" (1974), "Poor Pretty Eddie" (1975), "Harry and Walter Go to New York" (1976), "The Last Remake of Beau Geste" (1977) and "Goin' Coconuts" (1978). He also co-wrote the screenplay of 1973's "The Harrad Experiment", in which he made a brief appearance. In
Butch Cassidy 1960 interview, Josie Bassett claimed that Cassidy came to visit her in the 1920s "after returning from South America," and that "Butch died in Johnnie, Nevada, about 15 years ago." Locals of Cassidy's hometown of Circleville, Utah claimed in an interview that Cassidy worked in Nevada until his death. Western historian Charles Kelly closed the chapter "Is Butch Cassidy Dead?" in his 1938 book, "The Outlaw Trail: A History of Butch Cassidy and His Wild Bunch", by observing that if Cassidy "is still alive, as these rumors claim, it seems exceedingly strange that he has not returned to Circleville, Utah,