Biography

Fierro began his television career as a freelance writer. He wrote two scripts for the first season of Resurrection Blvd. in 2000. In 2002 he returned as a co-producer and writer for the third season and contributed a further three episodes.

In 2004 Fierro joined the crew of The Shield as a writer and co-producer. He wrote three episodes for the third season. He was promoted to producer in 2005 and contributed a further two episodes to the fourth season. He continued to receive more responsibility and became a supervising producer for the fifth season writing two more episodes. He was made co-executive producer for the sixth season and wrote two more episodes. After filming completed on the sixth season of The Shield Fierro became a co-executive producer for the sixth season of 24

24 (TV series)

24 is an American television series produced for the Fox Network and syndicated worldwide, starring Kiefer Sutherland as Counter Terrorist Unit agent Jack Bauer. Each 24-episode season covers 24 hours in the life of Bauer, using the real time method of narration...

and wrote an episode. Fierro returned to The Shield for the seventh and final season and served as an executive producer and wrote three episodes.

After completing work on The Shield Fierro became a consulting producer and writer for the third season of Dexter

Dexter (TV series)

Dexter is an American television drama series, which debuted on Showtime on October 1, 2006. The sixth season premiered on October 2, 2011. The series centers on Dexter Morgan , a bloodstain pattern analyst for the Miami Metro Police Department who moonlights as a serial killer...

. He was nominated for a Writers Guild of America Award at the February 2009 ceremony

Writers Guild of America Awards 2008

The 61st Writers Guild of America Awards honored the best film, television, and videogame writers of 2008. Winners were announced on February 7, 2009.-Best Adapted Screenplay:...

 for Best Dramatic Series for his work on the third season of Dexter. Fierro was reunited with The Shield producer Charles H. Eglee

Charles H. Eglee

Charles H. Eglee is an Emmy Award winning American film and television writer and producer. He worked extensively for Steven Bochco productions throughout the 1990s. For Bochco productions he co-created Byrds of Paradise with frequent collaborator Channing Gibson and co-created Murder One with...

 on Dexter.

Fierro served as a consulting producer and writer for the second season of medical drama series Hawthorne

Hawthorne (TV series)

Hawthorne is an hour-long medical drama on the TNT television network starring Jada Pinkett Smith and Michael Vartan. It premiered on June 16, 2009. On Thursday, September 16, 2010 it was announced that Hawthorne has been renewed for a third season consisting of 10 episodes...

in 2010. The series show runner was Fierro's The Shield colleague Glen Mazzara

Glen Mazzara

Glen Mazzara is an American television producer and writer.-Biography:Mazzara was born in Manhattan and grew up in Queens, New York. He attended NYU and earned a masters in English...

.

Fierro again worked with Eglee on the first season of AMC drama series The Walking Dead

The Walking Dead (TV series)

The Walking Dead is an American post-apocalyptic horror television series developed for television by Frank Darabont and based on the ongoing comic book series, The Walking Dead, by Robert Kirkman, Tony Moore and Charlie Adlard...

. Fierro wrote the season finale "TS-19". Eglee was an executive producer on The Walking Dead. The episode also reunited Fierro with frequent The Shield director Guy Ferland

Guy Ferland

Guy Ferland is an American film and television director.-Career:After Alfred Hitchcock's 1946 film Notorious inspired him to become a filmmaker, Ferland went on to study cinema production at the University of Southern California's School of Cinema and Television, graduating in 1988, and received...

; Ferland helmed "TS-19".

Producer

Year	Show	Role	Notes
2010	The Walking Dead The Walking Dead (TV series) The Walking Dead is an American post-apocalyptic horror television series developed for television by Frank Darabont and based on the ongoing comic book series, The Walking Dead, by Robert Kirkman, Tony Moore and Charlie Adlard...	Consulting producer	Season one
	Hawthorne Hawthorne (TV series) Hawthorne is an hour-long medical drama on the TNT television network starring Jada Pinkett Smith and Michael Vartan. It premiered on June 16, 2009. On Thursday, September 16, 2010 it was announced that Hawthorne has been renewed for a third season consisting of 10 episodes...	Consulting producer	Season two
2008	Dexter Dexter (TV series) Dexter is an American television drama series, which debuted on Showtime on October 1, 2006. The sixth season premiered on October 2, 2011. The series centers on Dexter Morgan , a bloodstain pattern analyst for the Miami Metro Police Department who moonlights as a serial killer...	Consulting producer	Season three
	The Shield	Executive producer	Season seven
2007		Co-executive producer	Season six
	24 24 (TV series) 24 is an American television series produced for the Fox Network and syndicated worldwide, starring Kiefer Sutherland as Counter Terrorist Unit agent Jack Bauer. Each 24-episode season covers 24 hours in the life of Bauer, using the real time method of narration...	Co-executive producer	Season six
2006	The Shield	Supervising producer	Season five
2005		Producer	Season four
2004		Co-producer	Season three
2002	Resurrection Blvd.	Co-producer	Season three

Writer

Year	Show	Episode	Notes
2010	The Walking Dead The Walking Dead (TV series) The Walking Dead is an American post-apocalyptic horror television series developed for television by Frank Darabont and based on the ongoing comic book series, The Walking Dead, by Robert Kirkman, Tony Moore and Charlie Adlard...	"TS-19"	Season 1, episode 6
2008	Dexter Dexter (TV series) Dexter is an American television drama series, which debuted on Showtime on October 1, 2006. The sixth season premiered on October 2, 2011. The series centers on Dexter Morgan , a bloodstain pattern analyst for the Miami Metro Police Department who moonlights as a serial killer...	"All in the Family"	Season 3, episode 4
	The Shield	"Possible Kill Screen"	Season 7, episode 12
		"Moving Day"	Season 7, episode 9
		"Moneyshot"	Season 7, episode 3
2007	24 24 (TV series) 24 is an American television series produced for the Fox Network and syndicated worldwide, starring Kiefer Sutherland as Counter Terrorist Unit agent Jack Bauer. Each 24-episode season covers 24 hours in the life of Bauer, using the real time method of narration...	"Day 6: 2:00 p.m. - 3:00 p.m."	Season 6, episode 9
	The Shield	"Chasing Ghosts"	Season 6, episode 6
		"Back to One"	Season 6, episode 3
2006		"Postpartum"	Season 5, episode 11
		"Man Inside"	Season 5, episode 7
		"Enemy of Good"	Season 5, episode 2
2005		"A Thousand Deaths"	Season 4, episode 11
		"Doghouse"	Season 4, episode 2
2004		"Riceburner"	Season 3, episode 12
		"Safe"	Season 3, episode 7
		"Bottom Bitch"	Season 3, episode 3
2002	Resurrection Blvd.	"El Gato, El Vato, La Cena Y El Padre"	Season 3, episode 9
		"Las Tristesas de Zake"	Season 3, episode 6
		"La Guera de Bibi"	Season 3, episode 3
2000		"Revelaciones"	Season 1, episode 14
		"Luchando"	Season 1, episode 8

Awards and nominations

• Nominated for an ALMA Award for Outstanding Writing - Television Series, Mini-Series or Television Movie for his work on The Shield episode "Enemy of Good" along with his co-writer Charles H. Eglee.
• Nominated for a Writers Guild of America Award at the February 2009 ceremony
  Writers Guild of America Awards 2008
  The 61st Writers Guild of America Awards honored the best film, television, and videogame writers of 2008. Winners were announced on February 7, 2009.-Best Adapted Screenplay:...
  
  for Best Dramatic Series for his work on the third season of Dexter.

External links