Ciarán Hinds, the Oscar and BAFTA nominated Northern Irish actor and star of films including "Belfast" and "Tinker Tailor Soldier Spy," has joined Oscar-qualifying short film "Three Keenings" as executive producer. The debut short from Oliver McGoldrick, "Three Keenings" is described as a "darkly lyrical exploration of grief, performance, and the forgotten rituals of mourning." [...]