Film review: Unstuck in Time is an absorbing account of a complex man

What emerges is a portrait of an artist as a young man suffering from undiagnosed PTSD
★★★★☆
(15A) takes its subtitle from Vonnegut’s best-known novel, Slaughterhouse 5, in which the hero, Billy Pilgrim, comes ‘unstuck in time’ as he tries to cope with the psychological fall-out of being caught in the cataclysmic bombing of Dresden during WWII.