Patricia Hodge, Lulu, David Harewood and Boy George have joined Arthur's Whisky, which will star Diane Keaton in the lead role. The film will have a screenplay from Alexis Zegerman and will be helmed by British filmmaker Stephen Cookson. 

Arthur's Whisky will revolve around Joan, who, after her husband's passing discovers that he had invented a drink, that helps regain one's youth. Joan then shares it with her two friends, who all indulge in the drink. However, they are quick to realise that they don't have the ability to mingle in the modern world. 

Hayley Mills, Bill Paterson, Adil Ray and Lawrence Chaney round out the cast of Arthur's Whisky. Cookson and Peter Keegan of CK Films and Pippa Cross will be producing the film. The film will be released as a Sky Original in the UK on Sky Cinema.