John Joseph Gallagher

John Joseph Gallagher

Actor 1990–2025 (35 year career)

7.3 avg rating

Highest Rated

Marvel's Daredevil

Marvel's Daredevil

2015 · as Seamus

Curb Your Enthusiasm

Curb Your Enthusiasm

2000 · as Emily's Dad

Boardwalk Empire

Boardwalk Empire

2010 · as Celt

Known For

The Darjeeling Limited

The Darjeeling Limited

Tow Truck Driver

Meet the Parents

Meet the Parents

Cop

Extremely Loud & Incredibly Close

Extremely Loud & Incredibly Close

Harlan Black

Blood Ties

Blood Ties

Head Internal Affairs

Marvel's Daredevil

Marvel's Daredevil

Seamus

Orange Is the New Black

Orange Is the New Black

Dr. Glen Ross

Future '38

Future '38

Louis Schmeling

Boardwalk Empire

Boardwalk Empire

Celt

Filmography

Acting (15)

·

Movies (9)

The Traveler

The Traveler

as Pastor Hoyt

Out and About

Out and About

as Kenny

Future '38

Future '38

as Louis Schmeling

Blood Ties

Blood Ties

as Head Internal Affairs

Extremely Loud & Incredibly Close

Extremely Loud & Incredibly Close

as Harlan Black

The Darjeeling Limited

The Darjeeling Limited

as Tow Truck Driver

Distress

as Doorman

Meet the Parents

Meet the Parents

as Cop

Italian Movie

Italian Movie

as Drunken Husband

Television (6)

Marvel's Daredevil

Marvel's Daredevil

as Seamus

Orange Is the New Black

Orange Is the New Black

as Dr. Glen Ross

Boardwalk Empire

Boardwalk Empire

as Celt

Law & Order: Criminal Intent

Law & Order: Criminal Intent

as Clerk

Curb Your Enthusiasm

Curb Your Enthusiasm

as Emily's Dad

Law & Order

Law & Order

as Paddy O'Hagan