Following a few misadventurous days in Davis» life, as he loses a friend's cat, sleeps on various sofas, goes on a brief road trip and plays a few gigs, there is no real way of
explaining in words the alchemy that takes place that transforms that bare - bones
logline into such an engaging film, though Oscar Isaac «s wonderfully soulful, star - making turn has to take a good portion of the credit, with the supporting cast of Justin Timberlake, Carey Mulligan, Adam Driver and Coens regular John Goodman also contributing to the rich tapestry of the film.