Police Squad! and Wiliams were the only ones who returned and portrayed their original characters in "The Naked Gun" film series. Captain Ed Hocken was portrayed by George Kennedy in the film series, while O. J. Simpson played Officer Nordberg (slightly renamed from 'Norberg'). The show's opening sequence was a satire on traditional opening sequences of crime dramas at that time, and of the 1960s, particularly "M Squad" and various Quinn Martin shows such as "The Fugitive" and particularly "The New Breed" (which also starred Nielsen). Hank Simms, who had worked as an announcer for some of Quinn Martin's programs, announced the
Police Files: Unlocked stings and surveillance operations. At the end of each story, a summary of consequences the offender faces for their crime is revealed, and occasionally what the action would be if the offender was caught in Australia. The program claims that the vision is from actual police tapes. The first-season finale of "Police Files: Unlocked" was broadcast on 29 November 2006 in a one-hour special episode. A second season aired in 2007, and a third season began airing in March 2008. It was axed in 2008. Police Files: Unlocked Police Files: Unlocked is an Australian television program that aired on the