Regina King is set for a starring role opposite Bill Burr in FX comedy pilot Pariah. Co-created by It's Always Sunny In Philadelphia writer-producers John Chernin and Dave Chernin, Pariah centers on volatile TV personality Joe Abbott (Burr) who, after an on-air meltdown, is exiled from show business and forced to navigate society as a man with no apparent skills.” King recently wrapped a series-long arc on John Ridley's ABC drama American Crime. Daisy Betts has landed a…