O

O'Neill Monahan

Known for

Acting

Biography

No biography available.

Best known work

The Middle
The Middle
2009
Monster: The Ed Gein Story
Monster: The Ed Gein Story
2025
The Santa Clauses
The Santa Clauses
2022
The Odd Couple
The Odd Couple
2015
Summer Camp Island
Summer Camp Island
2018
Teachers
Teachers
2016
Let Us In
Let Us In
2021
Killer Grandma
Killer Grandma
2018

Filmography

  1. 2025

    Monster: The Ed Gein StoryTV

    as Cousin Geoff (1 episode)

  2. 2022

    The Santa ClausesTV

    as Teen (1 episode)

  3. 2021

    Let Us In

    as Christopher

  4. 2018

    Killer Grandma

    as Young Tom

  5. 2018

    Summer Camp IslandTV

    as Additional Voices (voice) (1 episode)

  6. 2016

    TeachersTV

    as Ron (1 episode)

  7. 2015

    The Odd CoupleTV

    as Noah (1 episode)

  8. 2009

    The MiddleTV

    as Lucas (4 episodes)

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