Raymond Burr died, but Hale's real-life son William Katt played the role of Paul Drake, Jr. The movie was so successful that Burr made a total of 26 Perry Mason television films before his death. Many were filmed in and around Denver, Colorado. By 1993, when Burr signed with NBC for another season of Mason films, he was using a wheelchair full-time because of his failing health. In his final Perry Mason movie, "The Case of the Killer Kiss", he was shown either sitting or standing while leaning on a table, but only once standing unsupported for a few seconds. Twelve more
Raymond Burr "Pat Novak for Hire" (1949), and in "Dragnet" (1949–50) he played Joe Friday's boss, Ed Backstrand, chief of detectives. Burr worked on other Los Angeles-based series including "Suspense", "Screen Directors Playhouse", "Yours Truly, Johnny Dollar", "Family Theater", "Hallmark Playhouse" and "Hallmark Hall of Fame". He performed in five episodes of the experimental dramatic radio anthology series "CBS Radio Workshop", and had what is arguably his best radio role in "The Silent Witness" (1957), in which his is the only voice. In 1956 Burr was the star of CBS Radio's "Fort Laramie", an adult Western drama produced, written and directed by