David Bishop is a fictional character from the Australian soap opera Neighbours, played by Kevin Harrington. He made his first screen appearance during the episode broadcast on 11 May 1988, arriving for his father Harold's wedding to Madge Ramsay. David, along with his wife Lilijana and daughter Serena, returned in October 2003. In May 2005, it was announced that the family had been axed and David departed on 25 October 2005.

Harold Wayne Bishop is a fictional character from the Australian soap opera Neighbours, played by Ian Smith. The character was loosely based on the UK’s Jon, and to a lesser extent his younger brother, Jim White. Smith was offered the role by the show's creator and executive producer Reg Watson. Smith made his first screen appearance as Harold during the episode broadcast on 30 January 1987. He departed in September 1991, but returned five years later in October 1996. Harold remained on screen for over twelve years, making him one of the longest-running characters in the show's history.