Gregory Sierra

Maymunlar Cehennemine Dönüş

1970 · Verger

Yangın Kulesi

1974 · Carlos

Kelebek

1973 · Antonio

Vampirler

1998 · Father Giovanni

Eyvah Çocuklar Büyüdü!

1992 · Terence Wheeler

Hot Shots 2!

1993 · The Captain

Deep Cover

1992 · Felix Barbosa

Jane Austen's Mafia!

1998 · Bonifacio

Adi Dedektif

1994 · Captain Nunez

The Other Side of the Wind

2018 · Jack Simon

The Culpepper Cattle Co.

1972 · One-Eyed Horsethief

Miami Vice: Brother's Keeper

1984 · Lt. Lou Rodriguez

Let's Get Harry

1986 · Alphonso

Mean Dog Blues

1978 · Jesus Gonzalez

Donor

1990 · Hector Aliosa

Acemi Kovboylar

1974 · Marruja

The Night the Bridge Fell Down

1980 · Diego Ramirez

The Wrath of God

1972 · Jurado

Evening in Byzantium

1978 · Fabricio

Getting Straight

1970 · Garcia

Pocket Money

1972 · Chavarin (as Gregg Sierra)

The Prisoner of Zenda

1979 · Count Montparnasse

Her Secret Life

1987 · Vic 'The Dancer' Pena

Where the Hell's That Gold?!!?

1988 · General

Gizli Dosyalar

1993 · Dr. Diamond

Columbo

1971 · Lou D'Allessandro

Murder, She Wrote

1984 · Sanchez

Murder, She Wrote

1984 · Ramon

Murder, She Wrote

1984 · Moreno

Murder, She Wrote

1984 · Lieutenant Gabriel Caceras

MacGyver

1985 · Colonel Antunnez

MacGyver

1985 · General Antonio Vasquez

MacGyver

1985 · Captain Diaz

Miami Vice

1984 · Lt. Lou Rodriguez

Star Trek: Deep Space Nine

1993 · Entek

Falcon Crest

1981 · FBI-Agent Taylor