Desc: Migraine Documentary - People in Pain: Directed by Allison Albano Knight. With Greg Barnett, Ken Brown, Allison Albano Knight. This documentary is about Migraines. People in Pain. Allison Albano Knight interviews herself and Greg Barnett a migraine sufferer and Ken Brown who is not a migraine sufferer. Allison Albano Knight wants to help non migraine sufferers know what it is like to suffer from a migraine. Allison Albano Knight also would like to help migraine sufferers by letting them know what has helped her and Greg Barnett threw this Documentary.