Robert Clohessy (born June 10, 1958) is an American actor, known for playing Correctional Officer Sean Murphy on the HBO drama Oz. He was also a cast member in the final season of Hill Street Blues. He has had recurring roles in the ABC daytime drama All My Children, Guiding Light, and appeared in the short lived Fox show New Amsterdam. He also played a semi-minor role in the film "Across the Universe", playing the part of Jude's long-lost father. He was also a series regular in short-lived shows such as Laurie Hill who at that time starred a then-unknown Ellen Degeneres. He played the role of "Mike" in the Broadway Roundabout Theatre Company revival of Pal Joey, from November 2008 through February 2009. He is currently seen on HBO's new show Boardwalk Empire.

Filmography

• 2026The Whisper Man — Victor Tyler
• 2025The Plantation
• 2025Wait List: A Love-ish Story — Richard Morgan
• 2024Finding Christmas — Moe The Book
• 2024It Ends with Us — Sheriff
• 2023Fire Island — Detective Jack
• 2021Equal Standard — Internal Affairs Detective Rullan
• 2021Last Call — Aidan
• 2021The Last Disco — Kevin Sansone
• 2020Chemical Hearts — Martin Sawyer
• 2019The Brawler — Anthony Mango
• 2018Honor Amongst Men — John Halmo
• 2017Good Time — 7th Floor Elmhurst Police Officer
• 2017Sugar! — Ben
• 2017The Devil's Restaurant — Chef Dominick
• 2016Confidence Game
• 2016My Art — Frank
• 2016Teenage Mutant Ninja Turtles: Out of the Shadows — Deputy Warden Hamlett
• 2016The Drowning — Captain Miller
• 2015And It Was Good — Enemy
• 2015Living with the Dead: A Love Story — John McLean
• 2015The Last Taxi Driver — Dorman O'Mearain - the Last Taxi Driver
• 2015To Whom It May Concern — Jack
• 2014A Most Violent Year — Mr. Rose
• 2014Charlie Mantle — Bar Tender
• 2013Send No Flowers — Mickey O'Mara
• The Blacklist — Richard
• 2013The Immigrant — Immigration Official
• 2013The Place Beyond the Pines — Chief Weirzbowski
• 2013The Wolf of Wall Street — Nolan Drager (Jordan's Lawyer)
• 2013Weasel — Postman
• 2012Broadway's Finest
• 2012Man on a Ledge — Prison Guard
• 2012The Avengers — Police Sergeant
• 2012The Night Never Sleeps — Detective Jablonsky
• 2011Arthur — Veteran Cop
• 2011Fake — Patrick White
• 2011Tower Heist — Parade Cop
• Unforgettable — Jack Healy
• 2010All Good Things — Building Superintendent
• 2010An Affirmative Act — Lance Lane
• Blue Bloods — Sid Gormley
• Boardwalk Empire — James "Jim" Neary
• 2009Calling It Quits — Jake
• 2009The Crimson Mask — Parker
• The Unusuals — Mike Boorland
• White Collar — Roy
• 200827 Dresses — Dive Bartender
• Life on Mars — Frank Wyatt
• New Amsterdam — Detective Santori
• 2007Across the Universe — Wesley "Wes" Huber (Jude's Father)
• Damages — Lawrence Pedroia
• 2007Mattie Fresno and the Holoflux Universe — Det. Journell
• 2007One Night — Doug
• 200616 Blocks — Cannova
• Conviction — Coach Hankins
• Six Degrees — Scott Faubel
• 2006The Town That Banned Christmas — Mayor
• 2005The Interpreter — FBI Agent King
• 2004The Drum Beats Twice — Victor Pepperdine
• Hack — Jack Tully
• Without a Trace — David Brummond
• 100 Centre Street — Mike Byrne
• Law & Order: Criminal Intent — Phil LeGrand, Roger Lemoyne
• 1999A Touch of Hope — Larry
• Law & Order: Special Victims Unit — Joel Parven, Leo Barth, Vinnie
• Third Watch — Danny Gamble
• 1997Married to a Stranger — David Potter
• Oz — Officer Sean Murphy
• The Practice — Detective Gagen
• Remember WENN — Policeman
• High Society — Mitchell
• 1995The Great Mom Swap — Frank Balfour
• All-American Girl — Average Tony
• 1994Angels in the Outfield — Frank Gates
• 1994Assault at West Point: The Court-Martial of Johnson Whittaker — Dan Broyles
• Chicago Hope — Robert Malzone
• The Good Life — Joe
• Boy Meets World — Matt Frazier
• Diagnosis: Murder — Reggie, Merrick's Bodyguard
• Homicide: Life on the Street — Detective Douglas Jones
• Lois & Clark: The New Adventures of Superman — John Dillinger
• 1992Devlin — Kevin McQuaid
• 1992In the Shadow of a Killer — Sean Doyle
• Laurie Hill — Jeff Hill
• Love & War
• 1991Perry Mason: The Case of the Fatal Fashion — Tony Loomis
• Law & Order — Kenny Peluso, FDNY Assistant Chief, Robert Telford, Painter
• Doogie Howser, M.D. — Jeff Moore
• 1989Sidewalk Stories — Alley Tough
• Monsters — Stanley
• Tattingers
• Ohara
• 1987The Believers — Diner Detective
• Matlock — Harlan Fondy
• Murder, She Wrote — Max Daniels
• St. Elsewhere — Policeman
• Hill Street Blues — Off. Patrick Flaherty
• Penny
• Timber Lands

Appearances as themselves (1)

• The Dick Clark Show — Self