---
name: "Andrew Mackin"
canonical: "https://film.one/person/andrew-mackin"
roles: ["Actor"]
reviewed_on_fi1m: 1
updated: "2026-09-16T21:15:11.208030+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Andrew Mackin

Actor.

## Details

- **Work:** Actor

## Biography

Andrew Mackin is an actor and casting professional. He played John O'Shea in the 2003 film *Mystic River*.

Mackin also appeared as a Frat Guy in a 2009 episode of the television series *Grey's Anatomy* and as Christopher Columbus in the 2015 short film *Christopher Columbus Saves the World*. He has worked in the casting department on numerous films and series, including *Lone Survivor* (2013).

*Sources: imdb.com, en.wikipedia.org.*

## On Fi1m (1)

- *Mystic River* (2003), Fi1m 82, as John O'Shea — [page](https://film.one/film/mystic-river.md)

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/andrew-mackin