Ruy is a young man who has always had it easy. But José Antonio, the father of his girlfriend Inés, gets him a job promotion in the company as José Antonio wants to groom Ruy as his successor, even if Ruy actually wants to dump Inés, so he finds himself cornered.
The screenplay was penned by Pablo and Daniel Remón.[3] A Monfort Producciones, Telecinco Cinema and Videntia Frames production,[4] the film was shot in between Madrid and Amasa (Gipuzkoa).[3] Shooting wrapped in 2006.[3]
Reviewing for Fotogramas, Mirito Torreiro rated Casual Day with 4 out of 5 stars, drawing out the entire cast, "without exception", to be the best thing about the film, assessing it to be "a stimulating opera prima that sheds light on the real situation of labour relations".[6]
Javier Ocaña of El País deemed the film to be a "choral portrait of private and public contempt as stark as it is humorous, performed by a magnificent group of comedians", "written with precision, simplicity and an extremely dark sense of humour".[7]