Movies:
* Bad Santa (2003) - Marcus
* Scary Movie 3 (2003) - Shorty
* Starsky & Hutch (2004) - Little Man
* The Longest Yard (2005) - Caretaker
* Date Movie (2006) - Little Man
* Epic Movie (2007) - Shorty
* Disaster Movie (2008) - Shorty
* Meet Dave (2008) - Miniature Alien
* The Last Airbender (2010) - The Cabbage Merchant
* The Smurfs (2011) - Grouchy Smurf (voice)
* The Smurfs 2 (2013) - Grouchy Smurf (voice)
* The Last Witch Hunter (2015) - The Dolan
* The House (2017) - "The Man"
* The Last Man On Earth (2018) - Todd (TV series)
* The Irishman (2019) - "Little Al"
Television Shows:
* The Shield (2002-2008) - Lem (recurring role)
* My Name Is Earl (2005-2009) - Darnell (recurring role)
* The Office (2005-2013) - Darryl Philbin (recurring role)
* The Cleveland Show (2009-2013) - Rallo Tubbs (voice)
* Modern Family (2010-2020) - Phil's Dad (recurring role)
* Key & Peele (2012-2015) - Various roles
* Brooklyn Nine-Nine (2013-2021) - Hitchcock (recurring role)
* American Dad! (2005-present) - Various voices
* The Big Bang Theory (2007-2019) - Zackary (recurring role)
* The Last Man on Earth (2015-2018) - Todd (main role)
This is not an exhaustive list, but it gives you a good idea of the breadth of Tony Cox's career in film and television. He is known for his memorable performances and has brought humor and heart to a wide range of characters.