Movies (Acting Roles)
Vampires
Gregory Sierra was
57 in Vampires
as 'Father Giovanni'.
Fri, Oct 30 1998
Johnny 316
Gregory Sierra was
57 in Johnny 316
as 'Kareem'.
Fri, Mar 20 1998
Deep Cover
Gregory Sierra was
51 in Deep Cover
as 'Felix Barbosa'.
Wed, Apr 15 1992
Donor
Gregory Sierra was
49 in Donor
as 'Hector Aliosa'.
Sun, Dec 09 1990
Unspeakable Acts
Gregory Sierra was
48 in Unspeakable Acts
as 'Frank Fuster'.
Mon, Jan 15 1990
Her Secret Life
Gregory Sierra was
46 in Her Secret Life
as 'Vic 'The Dancer' Pena'.
Sun, Apr 12 1987
Let's Get Harry
Gregory Sierra was
45 in Let's Get Harry
as 'Alphonso'.
Fri, Oct 31 1986
Command 5
Gregory Sierra was
44 in Command 5
as 'Delgado'.
Mon, Aug 05 1985
Stingray
Gregory Sierra was
44 in Stingray
as 'Anthony 'Tony' Mendosa'.
Sun, Jul 14 1985
Uncommon Valor
Gregory Sierra was
41 in Uncommon Valor
as 'George Callender'.
Sat, Jan 22 1983
The Prisoner of Zenda
Gregory Sierra was
38 in The Prisoner of Zenda
as 'Count Montparnasse'.
Fri, Aug 17 1979
Mean Dog Blues
Gregory Sierra was
37 in Mean Dog Blues
as 'Jesus Gonzalez'.
Fri, Mar 03 1978
Honky Tonk
Gregory Sierra was
33 in Honky Tonk
as 'Slade'.
Mon, Apr 01 1974
Goodnight Jackie
Gregory Sierra was
33 in Goodnight Jackie
as 'Paul'.
Wed, Feb 27 1974
Papillon
Gregory Sierra was
32 in Papillon
as 'Antonio'.
Sun, Dec 16 1973
The Clones
Gregory Sierra was
32 in The Clones
as 'Nemo'.
Wed, Aug 01 1973
The Wrath of God
Gregory Sierra was
31 in The Wrath of God
as 'Jurado'.
Fri, Jul 14 1972
Pocket Money
Gregory Sierra was
31 in Pocket Money
as 'Chavarin (as Gregg Sierra)'.
Tue, Feb 01 1972
Red Sky at Morning
Gregory Sierra was
30 in Red Sky at Morning
as 'Chamaco'.
Wed, May 12 1971
Weekend of Terror
Gregory Sierra was
29 in Weekend of Terror
as 'Police Sergeant'.
Tue, Dec 08 1970
Getting Straight
Gregory Sierra was
29 in Getting Straight
as 'Garcia'.
Wed, May 13 1970
TV Shows (Acting Roles)
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate agesBeyond Belief: Fact or Fiction
Gregory Sierra was
56+ in Beyond Belief: Fact or Fiction
as 'Lyle Norman (segment "Rock & Roll Ears")'.
First Air Date
Sun, May 25 1997
Common Law
Gregory Sierra was
55+ in Common Law
as 'Luis Alvarez'.
First Air Date
Sat, Sep 28 1996
704 Hauser
Gregory Sierra was
53+ in 704 Hauser
First Air Date
Mon, Apr 11 1994
Ellen
Gregory Sierra was
53+ in Ellen
as 'General Colon'.
First Air Date
Tue, Mar 29 1994
The X-Files
Gregory Sierra was
52+ in The X-Files
as 'Dr. Diamond'.
First Air Date
Fri, Sep 10 1993
Thea
Gregory Sierra was
52+ in Thea
First Air Date
Fri, Sep 03 1993
Walker, Texas Ranger
Gregory Sierra was
52+ in Walker, Texas Ranger
as 'Rafael Mendoza'.
First Air Date
Wed, Apr 21 1993
The Golden Palace
Gregory Sierra was
51+ in The Golden Palace
as 'Rubin'.
First Air Date
Fri, Sep 18 1992
P.S. I Luv U
Gregory Sierra was
50+ in P.S. I Luv U
First Air Date
Sun, Sep 15 1991
Something Is Out There
Gregory Sierra was
47+ in Something Is Out There
as 'Victor Maldonado'.
First Air Date
Fri, Oct 21 1988
Something Is Out There
Gregory Sierra was
47+ in Something Is Out There
as 'Victor Maldonado'.
First Air Date
Sun, May 08 1988
Blacke's Magic
Gregory Sierra was
44+ in Blacke's Magic
First Air Date
Sun, Jan 05 1986
MacGyver
Gregory Sierra was
44+ in MacGyver
as 'Colonel Antunnez, General Antonio Vasquez, Captain Diaz'.
First Air Date
Sun, Sep 29 1985
Growing Pains
Gregory Sierra was
44+ in Growing Pains
as 'Dr. Paul Ramirez'.
First Air Date
Tue, Sep 24 1985
Murder, She Wrote
Gregory Sierra was
43+ in Murder, She Wrote
as 'Sanchez, Ramon, Lieutenant Gabriel Caceras, Moreno'.
First Air Date
Sun, Sep 30 1984
Cover Up
Gregory Sierra was
43+ in Cover Up
First Air Date
Sat, Sep 22 1984
Hunter
Gregory Sierra was
43+ in Hunter
as 'Councilman Michael Elandro'.
First Air Date
Tue, Sep 18 1984
Miami Vice
Gregory Sierra was
43+ in Miami Vice
as 'Lt. Lou Rodriguez'.
First Air Date
Sun, Sep 16 1984
Airwolf
Gregory Sierra was
42+ in Airwolf
as 'Frank Ochoa'.
First Air Date
Sun, Jan 22 1984
Blue Thunder
Gregory Sierra was
42+ in Blue Thunder
First Air Date
Fri, Jan 06 1984
Masquerade
Gregory Sierra was
42+ in Masquerade
as 'Omani'.
First Air Date
Thu, Dec 15 1983
Zorro and Son
Gregory Sierra was
42+ in Zorro and Son
as 'Commandante Paco Pic'.
First Air Date
Wed, Apr 06 1983
Cagney & Lacey
Gregory Sierra was
41+ in Cagney & Lacey
First Air Date
Thu, Mar 25 1982
Falcon Crest
Gregory Sierra was
40+ in Falcon Crest
as 'FBI-Agent Taylor'.
First Air Date
Fri, Dec 04 1981
Simon & Simon
Gregory Sierra was
40+ in Simon & Simon
First Air Date
Tue, Nov 24 1981
The Greatest American Hero
Gregory Sierra was
40+ in The Greatest American Hero
as 'Sheriff Mark Vargas'.
First Air Date
Wed, Mar 18 1981
Hill Street Blues
Gregory Sierra was
39+ in Hill Street Blues
as 'ADA Alvarez, ADA Alvarez (archive footage) (uncredited)'.
First Air Date
Thu, Jan 15 1981
Magnum, P.I.
Gregory Sierra was
39+ in Magnum, P.I.
First Air Date
Thu, Dec 11 1980
Hart to Hart
Gregory Sierra was
38+ in Hart to Hart
First Air Date
Sat, Sep 22 1979
Hunter
Gregory Sierra was
36+ in Hunter
First Air Date
Fri, Feb 18 1977
Quincy, M.E.
Gregory Sierra was
35+ in Quincy, M.E.
First Air Date
Sun, Oct 03 1976
Barney Miller
Gregory Sierra was
33+ in Barney Miller
as 'Miguel Amenguale'.
First Air Date
Thu, Jan 23 1975
Petrocelli
Gregory Sierra was
33+ in Petrocelli
as 'Rudolph Chavez'.
First Air Date
Wed, Sep 11 1974
Police Story
Gregory Sierra was
32+ in Police Story
First Air Date
Tue, Mar 20 1973
Hawkins
Gregory Sierra was
32+ in Hawkins
as 'Prosecutor Denton'.
First Air Date
Tue, Mar 13 1973
Kung Fu
Gregory Sierra was
31+ in Kung Fu
First Air Date
Sat, Oct 14 1972
The Waltons
Gregory Sierra was
31+ in The Waltons
First Air Date
Thu, Sep 14 1972
Banacek
Gregory Sierra was
31+ in Banacek
as 'Norman Esposito'.
First Air Date
Wed, Sep 13 1972
Sanford and Son
Gregory Sierra was
30+ in Sanford and Son
as 'Julio Fuentes'.
First Air Date
Fri, Jan 14 1972
Columbo
Gregory Sierra was
30+ in Columbo
as 'Lou D'Allessandro'.
First Air Date
Wed, Sep 15 1971
All in the Family
Gregory Sierra was
29+ in All in the Family
as 'Paul Benjamin'.
First Air Date
Tue, Jan 12 1971
McCloud
Gregory Sierra was
29+ in McCloud
First Air Date
Tue, Feb 17 1970
The Mod Squad
Gregory Sierra was
27+ in The Mod Squad
First Air Date
Tue, Sep 24 1968
Hawaii Five-O
Gregory Sierra was
27+ in Hawaii Five-O
as 'Lolo'.
First Air Date
Fri, Sep 20 1968
It Takes a Thief
Gregory Sierra was
26+ in It Takes a Thief
as 'Fletcher'.
First Air Date
Tue, Jan 09 1968
The High Chaparral
Gregory Sierra was
26+ in The High Chaparral
as 'Arrigo'.
First Air Date
Sun, Sep 10 1967
The Flying Nun
Gregory Sierra was
26+ in The Flying Nun
as 'Officer Juarez'.
First Air Date
Thu, Sep 07 1967
Ironside
Gregory Sierra was
26+ in Ironside
as 'Billy Trona'.
First Air Date
Tue, Mar 28 1967
Mission: Impossible
Gregory Sierra was
25+ in Mission: Impossible
as 'Fernando Laroca, Gomal, Prado's butler'.
First Air Date
Sat, Sep 17 1966
Gunsmoke
Gregory Sierra was
14+ in Gunsmoke
as 'Blue Jacket, Osuna'.
First Air Date
Sat, Sep 10 1955