Long Good Thursday is a 2024 Finnish comedy film directed by Mika Kaurismäki. The film is based on Tuomas Kyrö's novel of the same name and was adapted for the screen by Sami Keski-Vähälä. Filming began in September 2023, taking place in the Helsinki metropolitan area and Uusimaa region. Heikki Kinnunen reprised his role as the Grump, while Jaana Saarinen portrayed Saimi, the object of his affection.