Topsy-Turvy is a 1999 British musical period drama film written and directed by Mike Leigh, starring Jim Broadbent as W. S. Gilbert and Allan Corduner as Sir Arthur Sullivan, along with Timothy Spall, Lesley Manville and Ron Cook. The story concerns the 15-month period in 1884 and 1885 leading up to the premiere of Gilbert and Sullivan's The Mikado. The film focuses on the creative conflict between playwright and composer, and their decision to continue their partnership, which led to their creation of several more Savoy operas.

Timothy Leonard Spall is an English actor and presenter. Spall gained recognition for his character actor roles on stage and screen. He is known for his collaborations with director Mike Leigh, acting in six of his films: Home Sweet Home (1982), Life is Sweet (1990), Secrets & Lies (1996), Topsy-Turvy (1999), All or Nothing (2002), and Mr. Turner (2014). He was nominated for the BAFTA for Best Actor in a Leading Role for his role in Secrets and Lies, and received the Cannes Film Festival Best Actor Award for his portrayal of J. M. W. Turner in Mr. Turner. In 2000, he was appointed Officer of the Order of the British Empire (OBE) by Queen Elizabeth II. He won the 2024 BAFTA TV Award for Best Actor in a Leading Role, for his performance as Peter Farquhar in The Sixth Commandment.