Gregory Sierra
Biography
Filmography
The Other Side of the Wind
Jack Simon
Vampirler
Father Giovanni
Jane Austen's Mafia!
Bonifacio
Johnny 316
Kareem
The Wonderful Ice Cream Suit
Villanazul
Beyond Belief: Fact or Fiction
Lyle Norman (segment "Rock & Roll Ears")
Adi Dedektif
Captain Nunez
704 Hauser
Ellen
General Colon
Gizli Dosyalar
Dr. Diamond
Thea
Mr. Guiterrez
Hot Shots 2!
The Captain
Hearts of Hot Shots! Part Deux—A Filmmaker's Apology
Walker, Texas Ranger
Rafael Mendoza
Star Trek: Deep Space Nine
Entek
Dr. Quinn, Medicine Woman
Gen. Eli Parker
The Golden Palace
Rubin
Eyvah Çocuklar Büyüdü!
Terence Wheeler
Deep Cover
Felix Barbosa
P.S. I Luv U
Donor
Hector Aliosa
Shades of L.A.
The Fresh Prince of Bel-Air
Hector
Unspeakable Acts
Frank Fuster
Desperado: Badlands Justice
Jesus Gutierrez
Where the Hell's That Gold?!!?
General
Something Is Out There
Victor Maldonado
Something Is Out There
Victor Maldonado
The Trouble with Spies
Her Secret Life
Vic 'The Dancer' Pena
Let's Get Harry
Alphonso
Blacke's Magic
MacGyver
Colonel Antunnez
MacGyver
Captain Diaz
MacGyver
General Antonio Vasquez
Growing Pains
Dr. Paul Ramirez
Command 5
Delgado
Stingray
Anthony 'Tony' Mendosa
The Ray Bradbury Theater
Murder, She Wrote
Sanchez
Murder, She Wrote
Ramon
Murder, She Wrote
Moreno
Murder, She Wrote
Lieutenant Gabriel Caceras
Cover Up
Hunter
Councilman Michael Elandro
Miami Vice: Brother's Keeper
Lt. Lou Rodriguez
Miami Vice
Lt. Lou Rodriguez
Airwolf
Frank Ochoa
Blue Thunder
Luis Creighton Acuna
Masquerade
Omani
The Gambler: The Adventure Continues
Silvera
The Gambler: The Adventure Continues
Silvera
Zorro and Son
Commandante Paco Pic
Uncommon Valor
George Callender
Farrell: For the People
Det. Mike Rodriguez
Cagney & Lacey
Eddie 'Cleanhead' Stutz
Cassie & Co.
Falcon Crest
FBI-Agent Taylor
Simon & Simon
Gregory Cable
Simon & Simon
Raul Gutierrez
The Greatest American Hero
Sheriff Mark Vargas
Hill Street Blues
ADA Alvarez
Hill Street Blues
ADA Alvarez (archive footage) (uncredited)
300 Miles for Stephanie
Dr. Galfas
Magnum, P.I.
Miguel Torres
The Night the Bridge Fell Down
Diego Ramirez
Tehlike Çemberi
Eduardo
Tehlike Çemberi
Howard Castle
The Prisoner of Zenda
Count Montparnasse
Evening in Byzantium
Fabricio
A.E.S. Hudson Street
Mean Dog Blues
Jesus Gonzalez
The Night They Took Miss Beautiful
Omar Welk
Lou Grant
Hector
Hunter
Quincy, M.E.
Rick Durado
Barney Miller
Miguel Amenguale
Yangın Kulesi
Carlos
Petrocelli
Rudolph Chavez
Acemi Kovboylar
Marruja
Honky Tonk
Slade
Kelebek
Antonio
The Clones
Nemo
Police Story
Hawkins
Prosecutor Denton
The Thief Who Came to Dinner
Dynamite Hector
Kung Fu
Zolly
The Streets of San Francisco
Patrolman Burgers
Banyon
Raoul Lopaca
The Waltons
Volta
Banacek
Norman Esposito
The Wrath of God
Jurado
The Culpepper Cattle Co.
One-Eyed Horsethief
Pocket Money
Chavarin (as Gregg Sierra)
Sanford and Son
Julio Fuentes
Columbo
Lou D'Allessandro