K. R. Sachidanandan (1972 – 18 June 2020), professionally credited as Sachy, was an Indian screenwriter, director, and film producer who worked in the Malayalam film industry. Initially, he co-wrote films with Sethu as a writer duo known as Sachi-Sethu, their works include Chocolate (2007), Robinhood (2009), Makeup Man (2011) and Seniors (2012). He made his independent debut as a screenwriter with the 2012 film Run Baby Run and his directorial debut with Anarkali (2015). He co-produced the film Chettayees (2012) under his company Thakkali Films. It was followed by Ramaleela (2017), Sherlock Toms (2017), and Driving Licence (2019). His last film was Ayyappanum Koshiyum (2020). He died on 18 June 2020 at Jubilee Mission Hospital in Thrissur, aged just 48.
Sachy died on 18 June 2020 following a cardiac arrest at Jubilee Mission Hospital, Thrissur. The cardiac arrest was due to the complications following the hip replacement surgery done at MaxCare Hospital, Wadakkanchery, Thrissur, a few days before his death.