Sean Michael O'Bryan (born September 10, 1963) is an American film and television actor. He co-starred with William Ragsdale on the short-lived series Brother's Keeper. Early television work includes guest roles on television series in Married... with Children, MacGyver, Northern Exposure, Cold Case, Diagnosis: Murder, Quantum Leap, Murder, She Wrote, Chicago Hope, Roswell, Roseanne, Criminal Minds, The King of Queens and Dexter. More recent television guest star credits include CSI, Bones, Melissa & Joey, Lie to Me, Hot In Cleveland, The Mentalist, Leverage, Glee, NCIS: LA, Superstore, and 9-1-1: Lone Star. He's had recurring roles on TV series including  the sitcom Pig Sty, Six Feet Under, Abby, The Middle, and Love, Victor. He had a major recurring role as Bill Blackham on Persons Unknown. His film credits include Chaplin, Crimson T...read more