Robert Clohessy

American actor (born 1957)

Robert Clohessy (born June 10, 1957) is an American actor. He is best known for playing Correctional Officer Sean Murphy on the HBO prison drama Oz from seasons 3–6, in addition to playing Officer Patrick Flaherty on the NBC police procedural Hill Street Blues, Warden Boss James Neary on the HBO crime drama Boardwalk Empire for the first two seasons and Lieutenant Sid Gormley on the CBS police drama Blue Bloods.

Clohessy was born in the Bronx, New York, the son of John Clohessy, a police officer. He fought in the 1975 Golden Gloves in Madison Square Garden. He graduated from Pearl River High School in Pearl River, New York, and from SUNY Purchase where he studied under Walt Witcover.

Clohessy has had recurring roles in daytime dramas All My Children, Boy Meets World, and Guiding Light. In primetime, he has become known for his multiple regular turns as police officers and other law enforcement officials, creating parallels between his acting career and upbringing by his policeman father. The first of such roles was in the seventh and final season of Hill Street Blues, as Officer Patrick Flaherty. The following season, Clohessy was cast as the new co star of Pat Morita on the ABC detective series Ohara, playing Lt. George Shaver. In 1995, he appeared in the episode "Hell's Angel" of the situation comedy Double Rush. He later joined the cast of the HBO prison drama Oz as Correctional Officer Sean Murphy. However, in between these roles, Clohessy had a supporting role as Thomas Smaraldo on NBC's comedy/drama Tattingers (1988–89) and soon after appeared in a starring role on NBC's short lived comedy One of the Boys (1989). Clohessy co starred on the Neal Marlens/Carol Black ABC sitcom Laurie Hill in 1992, playing a stay at home freelance writer. In 2008, Clohessy had a regular role in the short lived Fox show New Amsterdam. He won a Screen Actors Guild Award for Best Ensemble in the HBO series Boardwalk Empire. In feature films, Clohessy played a supporting role in Across the Universe, playing the part of Jude's long lost father. He played Jack Parker in The Crimson Mask. His largest big budget film role was opposite Ryan Gosling in The Place Beyond the Pines. Onstage, he played Mike in the Broadway Roundabout Theatre Company revival of Pal Joey, from November 2008 through February 2009. He played the bartender in 27 Dresses (2008). From 2010 to the present (2024), he has had a supporting role as Sid Gormley, on the police drama Blue Bloods. In January 2012, he played Jack Healy in Season 1/Episode 13 in Unforgettable. In 2012, he portrayed Sergeant Silva in the film The Avengers.

+YearTitleRoleNotes1987The BelieversDiner Detective1989Sidewalk StoriesAlley Tough #11993Stone SoupStephen1994Angels in the OutfieldFrank Gates2005The InterpreterFBI Agent KingThe Signs of the CrossVic200616 BlocksCannovaA Merry Little ChristmasMayor2007Across the UniverseWesley 'Wes' HuberOne NightDougMattie Fresno and the Holoflux UniverseDet. Journell200827 DressesDive BartenderThe Drum Beats TwiceVictor PepperdineCalling It QuitsJakePricelessJerry2009The Crimson MaskJack Parker2010An Affirmative ActLance LaneAll Good ThingsBuilding Superintendent2011ArthurVeteran CopFakePatrick WhiteMy Last Day Without YouScullyTower HeistParade Cop2012Man on a LedgePrison GuardThe AvengersSergeant SilvaThe Night Never SleepsDetective JablonskyThe Place Beyond the PinesChief WeirzbowskiDesperate EndeavorsMarkBroadway's FinestBuckley2013Send No FlowersMickey O'Mara2013The ImmigrantImmigration OfficialThe Wolf of Wall StreetNolan Drager2014Charlie MantleBartenderA Most Violent YearMr. RoseA Strong Collected SpiritLolly Kent2015Living with the Dead: A Love StoryJohn McLeanDisco!Cowboy KevinAnd It Was GoodDriver2016Teenage Mutant Ninja Turtles: Out of the ShadowsDeputy Warden HamlettTo Whom It May ConcernJackSugar!BenConfidence GameAnthonyMy ArtFrankThe DrowningCaptain Miller2017Good TimeNYPD Police OfficerThe Devil's RestaurantChef Dominick2018Honor Amongst MenJohn HalmoThe BrawlerAnthony Mango2020Equal StandardInternal Affairs Detective RullanA Beautiful DistractionMorganChemical HeartsMartin SawyerChronicle of a Serial KillerJudge Weber2021Last CallAidenThe Last DiscoKevin Sansone2022Fire IslandDetective Jack

YearTitleRoleNotes1986–1987Hill Street BluesPatrick Flaherty20 episodes1987St. ElsewherePolicemanEpisode: "Last Dance at the Wrecker's Ball"1987–1988OharaLt. George Shaver19 episodes1988–1989TattingersFather Thomas Smaraldo3 episodes1989One of the BoysMike Lukowski6 episodesMidnight CallerPhil GaffEpisode: "Tarnished Shield"1989–1991Jake and the FatmanDoug McEwen / Victor Potemkin3 episodes1990The Young RidersRoyEpisode: "Hard Time"Father Dowling MysteriesCapt. HaydenEpisode: "The Sanctuary Mystery"MonstersStanleyEpisode: "One Wolf's Family"MatlockHarlan FondyEpisode: "The Narc"1991Doogie Howser, M. D. Jeff MooreEpisode: "A Life in Progress"RoseanneChristian / AlEpisode: "Communicable Theater"Perry Mason: The Case of the Fatal FashionTony LoomisTelevision filmReasonable DoubtsJohnny Ray SimpsonEpisode: "Making Dirt Sick"1992In the Shadow of a KillerSean DoyleTV movieDevlinKevin McQuaidLaurie HillJeff Hill10 episodes1994Assault at West Point: The Court Martial of Johnson WhittakerDan BroylesTV movie The Good LifeJoeEpisode: "John's New Assistant"CouplesRayTV movieLois & Clark: The New Adventures of SupermanJohn DillingerEpisode: "That Old Gang of Mine"1994, 1996Diagnosis: MurderMerrick's Bodyguard / Reggie2 episodes1995Homicide: Life on the StreetDetective Douglas JonesEpisode: "Partners"Love & WarSam BiondiEpisode: "Mob Story"All American GirlAverage TonyEpisode: "Pulp Sitcom"Double RushFr. Joe SardellaEpisode: "Hell's Angel"The Great Mom SwapFrank BalfourTV movieNYPD BlueFrank WuthrichEpisode: "Torah! Torah! Torah! "High SocietyMitchell BrumbergEpisode: "Sleeping with the Enemy"My Wildest DreamsMel McGinnisEpisode: "Something's Gotta Give (Pilot)"1996Murder, She WroteMax DanielsEpisode: "Death Goes Double Platinum"Chicago HopeRobert Malzone2 episodes1997Married to a StrangerDavid PotterTelevision filmThe PracticeDetective GagenEpisode: "Hide and Seek"1998Boy Meets WorldMatt FrazierEpisode: "Eric Hollywood"Remember WENNPolicemanEpisode: "The Follies of WENN"1998–2009Law & OrderVarious roles4 episodes1999A Touch of HopeLarryTV movie1999–2003OzOfficer Sean Murphy38 episodes2000Guiding LightGil6 episodesThird WatchDanny GambleEpisode: "Jimmy's Mountain"2000–2013Law & Order: Special Victims UnitLeo Barth / Joel Parven / Vinnie4 episodes2001100 Centre StreetMike ByrneEpisode: "And Justice for Some"2002 & 2006Law & Order: Criminal IntentRoger Lemoyne / Phil LeGrand2 episodes2003All My ChildrenDoug LewisEpisode #1.8526HackJack TullyEpisode: "Third Strike"Without a TraceDavid BrummondEpisode: "Clare de Lune"2004Rescue MeStevenEpisode: "Butterfly"2006The Book of DanielBilly2 episodesConvictionCoach HankinsEpisode: "Denial"Six DegreesScott FaubelEpisode: "Pilot"2006–2007KidnappedThe Operator9 episodes2007The Black DonnellysAgent HicksEpisode: "When the Door Opens"DamagesLawrence PedroiaEpisode: "We Are Not Animals"2008New AmsterdamDetective Santori6 episodes2009Life on MarsFrank WyattEpisode: "Let All the Children Boogie"The UnusualsMike BoorlandEpisode: "Boorland Day"2010White CollarRoyEpisode: "Unfinished Business"2010–2011Boardwalk EmpireAlderman Jim Neary17 episodes2010–presentBlue BloodsSid Gormley2012UnforgettableJack HealyEpisode: "Brotherhood"2012–2013Curse of the Crimson MaskJack Parker3 episodes2014The BlacklistWilliam MunsonEpisode: "The Judge (No. 57)"2015Cold BloodsCaptain2 episodes