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A

Cast & creator

Allen O'Reilly

Best known for Chicago Fire, Sleepy Hollow, Your Worst Nightmare

Also known as: Allen O'Riley

Movies

5

film credits

Series

4

television credits

Career

9

2011–2021 · acting roles

Credit score

6.7

average across scored titles

Signature credits

Known for

Ordered by popularity

Chicago Fire

Chicago Fire

DC Schafer · 2012

Sleepy Hollow

Sleepy Hollow

Samuel Adams · 2013

Your Worst Nightmare

Your Worst Nightmare

Harbor Master · 2014

Swamp Murders

Swamp Murders

Acting · 2013

Wicked

Wicked

Doc Harris · 2021

Across film & television

Filmography (9)

Search filmography

Showing 9 of 9 credits

Chicago Fire

Chicago Fire

DC Schafer

Sleepy Hollow

Sleepy Hollow

Samuel Adams

Your Worst Nightmare

Your Worst Nightmare

Harbor Master

Swamp Murders

Swamp Murders

Wicked

Wicked

Doc Harris

The Enormity of Life

The Enormity of Life

Abe Berkman

The 12 Lives of Sissy Carlyle

The 12 Lives of Sissy Carlyle

Asher Leyland

Crimes and Mister Meanors

Crimes and Mister Meanors

Uncle Benny

Survivor Type

Survivor Type

Father Hailly