Gareth Williams Filmography
- Actor (50 credits)
- Love After Love (2017) Glenn
- Drive Me to Vegas and Mars (2017) Officer Mike
- Closure (2016) Paul Davis
- In Embryo (2016) Perry Williams
- 20th Century Women (2016) Fire Chief
- This Is Us (2016) Melvin Sandburg
- The Three Furies (2016) Chaz Webber
- The Father (2014) Jerry
- You're Not You (2014) Bruce
- Trust Me (2013) Chet
- Vegas (2012) JB
- Dispatch (2011) Billy
- Edgar Floats (2010) Plainclothes Detective
- Terriers (2010) Mickie Gosney
- Keith (2008) Henry
- In Justice (2006) Larry
- Hollywoodland (2006) Del
- Justice (2006) Det. Cal Luhan
- Commander in Chief (2005)
- Nobody Wants Your Film (2005) играет самого себя
- Deadwood (2004) Smallpox Victim at the Gem Saloon
- 13 Moons (2002) Thad
- The Pennsylvania Miners' Story (2002) John Weir
- The Shield (2002) Walon Burke
- Texas Rangers (2001) Vigilante Vic
- P.O.V. (2001) Rock
- Hard Luck (2001) Raymond
- The Cell (2000) Stargher's Father
- Time of Your Life (1999) Gordon Knowles
- Snow Falling on Cedars (1999) FBI Agent
- Dawson's Creek (1998) Mike Potter
- From the Earth to the Moon (1998) Jim Irwin
- Brooklyn South (1997) Officer Greg Tollins
- Volcano (1997) Pete
- Digging to China (1997) Tow Truck Driver #1
- Cold Around the Heart (1997) Car Dealer Man
- Executive Target (1997) Clay Ripple
- The Player (1997)
- Playing God (1997) Phelps
- Players (1997) Larry Dudevitch
- The Bill: Target (1996) Derek Phillips
- No Way Home (1996) Ken Tierno
- Palookaville (1995) Ed the Cop
- New York News (1995) Nelson
- Full Body Massage (1995) Harry Willis
- American Gothic (1995) Albert DeSalvo
- Blessing (1994) Lyle
- Striking Distance (1993) Chick Chicanis
- Me and Veronica (1993) Bartender
- Malcolm X (1992) JFK Reporter