Diane Butcher is a fictional character from the BBC soap opera EastEnders, played by Sophie Lawrence. Diane appeared as a regular character between 1988 and 1991, when Lawrence decided to leave. The character made several brief returns in 1993, 1994, and 1997. In 2008, she returned for her father Frank Butcher's funeral, and on 20 June 2012 she returned for her sister Janine Butcher's wedding, departing on 29 June 2012.

Frank Butcher is a fictional character from the BBC soap opera EastEnders, played by Mike Reid. Frank makes his first appearance on-screen as a guest character in 1987, but due to a positive viewer reception, he is reintroduced in 1988 as a regular. Reid took a long hiatus from EastEnders in 1994 and Frank remained off-screen for over a year and a half. Frank made his return as a recurring character from December 1995 to January 1998. Frank eventually becomes a regular once again from May 1998 to November 2000, when Reid quit the show. Frank makes three brief reappearances after that, the final one in December 2005. Following Reid's death in July 2007, Frank died off-screen and the character was celebrated with a special week of episodes in April 2008.