Patrick Thomas O'Brien

Patrick Thomas O'Brien played Mr. Dewey in Saved by the Bell, Saved by the Bell: The New Class, and Saved by the Bell (2020).

Filmography

 * Breakdowns (????)
 * Sold Out (2021)
 * The Last Son (2021)
 * Fairy Tail (short) (2021)
 * Adulthood (short) (2018)
 * Project Eden (2017)
 * Love Always, Santa (2016)
 * The Public Domain (2015)
 * Huske (short) (2014)
 * Nobody (2009)
 * The Curious Case of Benjamin Button (2008)
 * Uncross the Stars (2008)
 * The Last Days of Limbo (short) (2008)
 * Win a Date with Tad Hamilton! (2004)
 * Dickie Roberts: Former Child Star (2003)
 * Intolerable Cruelty (2003)
 * Inhabited (2003)
 * Co-Incidence (2002)
 * Catch Me If You Can (2002)
 * The Brainiacs.com (2000)
 * Stuart Little (1999)
 * Me and Will (1999)
 * A Perfect Pitch (short) (1998)
 * Pleasantville (1998)
 * Dead Man on Campus (1998)
 * Kiss the Girls (1997)
 * 976-WISH (short) (1997)
 * Eight Days a Week (1997)
 * Girl in the Cadillac (1995)
 * Forget Paris (1995)
 * The Brady Bunch Movie (1995)
 * Wagons East (1994)
 * Hart to Hart: Home Is Where the Hart Is (1994)
 * Airborne (1993)
 * Marilyn and Me (1991)
 * Driven to Kill (1991)
 * The Great Los Angeles Earthquake (1990)
 * Camp Cucamonga (1990)
 * UHF (1989)
 * Kenny Rogers as The Gambler: The Adventure Continues (183)
 * The Personals (1982)

Television

 * Saved by the Bell (2020-2021)
 * Theater People (2015)
 * Drake & Josh (2006)
 * It's Always Sunny in Philadelphia (2006)
 * Dr. Vegas (2004)
 * Phil of the Future (2004)
 * Monk (2004)
 * Gilmore Girls (2004)
 * JAG (2004)
 * Malcolm in the Middle (2003)
 * Carnivàle (2003)
 * Dragnet (2003)
 * ER (2003)
 * Push, Nevada (2002)
 * MDs (2002)
 * Son of the Beach (2002)
 * Felicity (2002)
 * CSI: Crime Scene Investigation (2002)
 * Reba (2001)
 * Roswell (2001)
 * Providence (2001)
 * Dead Last (2001)
 * State of Grace (2001)
 * The West Wing (2001)
 * For Your Love (2001)
 * Dharma & Greg (1999)
 * 7th Heaven (1999)
 * Sliders (1999)
 * Pensacola: Wings of Gold (1998)
 * Silk Stalkings (1998)
 * Sabrina the Teenage Witch (1997-1998)
 * The Wayans Bros. (1998)
 * Working (1997)
 * Union Square (1997)
 * Family Matters (1997)
 * Step by the Step (1997)
 * The Naked Truth (1997)
 * Boston Common (1997)
 * Night Stand (1995-1996)
 * Married... with Children (1988-1996)
 * The John Larroquette Show (1996)
 * Saved by the Bell: The New Class (1996)
 * Cybill (1996)
 * Picket Fences (1992-1996)
 * Caroline in the City (1996)
 * Maybe This Time (1995)
 * The Boys Are Back (1994)
 * Baywatch (1994)
 * Babylon 5 (1994)
 * Getting By (1994)
 * Lois & Clark: The New Adventures of Superman (1993)
 * Saved by the Bell (1989-1992)
 * The Larry Sanders Show (1992)
 * Home Improvement (1991)
 * The Wonder Years (1991)
 * Switched at Birth (mini-series) (1991)
 * Equal Justice (1991)
 * Babes (1991)
 * Dragnet (1990)
 * Life Goes On (1990)
 * Parker Lewis Can't Lose (1990)
 * 1st & Ten (1990)
 * Have Faith (1989)
 * The Facts of Life (1988)
 * Night Court (1987-1988)
 * Hooperman (1987)
 * Jake and the Fatman (1987)
 * Easy Street (1986)
 * Jennifer Slept Here (1983)