Danny Castillo

In 2016 Castillo defeated Curtis Brown by rear naked choke in Cancun, Mexico at the ME resort.

On January 29, 2016, Castillo was released from the UFC.

Castillo was expected to face Rustam Khabilov on January 3, 2015 at UFC 182. However, Khabilov pulled out of the bout due to alleged visa issues and was replaced by Paul Felder. Castillo lost the bout via knockout due to a spinning backfist in the second round.

A rescheduled bout with Rustam Khabilov was expected to take place on July 25, 2015 at UFC on Fox 16. However, for a second time, Khabilov was removed from the pairing due to alleged visa issues. Castillo faced Jim Miller at the event. He lost the fight by split decision.

Castillo faced Nik Lentz on December 19, 2015 at UFC on Fox 17. He lost the fight by split decision.

Castillo was briefly linked to a bout with Isaac Vallie-Flagg on April 26, 2014 at UFC 172. However, the UFC removed Vallie-Flagg from the bout in favor of a match up with Takanori Gomi, while Castillo instead fought against Charlie Brenneman. Castillo won the fight via knockout in the second round.

Castillo was expected to face Tony Ferguson on August 2, 2014 at UFC 176. However, after UFC 176 was cancelled, Castillo/Ferguson was rescheduled and took place on August 30, 2014 at UFC 177. Castillo lost the back and forth fight via split decision.

Castillo faced Paul Sass on February 16, 2013 at UFC on Fuel TV: Barão vs. McDonald. Castillo used a superior top game and ground and pound en route to a unanimous decision victory.

Castillo was expected to face Bobby Green on July 27, 2013 at UFC on Fox 8. However, in mid-July, Green pulled out of the bout citing an injury and was replaced by Tim Means. He won the fight via unanimous decision.

Castillo faced Edson Barboza on December 14, 2013 at UFC on Fox 9. After a dominant first round by Castillo, Barboza was able to rally over rounds two and three, and defeated Castillo via majority decision in a bout that earned both participants Fight of the Night honors.

Castillo faced John Cholish on May 5, 2012 at UFC on Fox 3. He defeated Cholish via unanimous decision (30-27, 30-27, 30-27).

Castillo was expected to face Michael Johnson on September 1, 2012 at UFC 151. However, after UFC 151 was cancelled, Castillo/Johnson was rescheduled and took place on October 5, 2012 at UFC on FX 5. After a dominant first round put in by Castillo, where he nearly finished Johnson via strikes and then with a submission attempt, he was knocked out cold with a counter left at 1:06 of the second round.

In his UFC debut, Castillo fought Joe Stevenson on March 3, 2011 at UFC Live: Sanchez vs. Kampmann. Castillo controlled the entirety of the fight and won via unanimous decision.

Castillo faced Jacob Volkmann on August 14, 2011 at UFC on Versus 5. He lost the fight via unanimous decision (29-28, 29-28, 29-28).

Castillo faced Shamar Bailey on November 19, 2011 at UFC 139. Bailey came in 3 pounds over, which resulted being fined 20 percent of his earnings, and the bout took place at a catchweight of 158 lb. Castillo won the fight via TKO in the first round.

Castillo faced Anthony Njokuani on December 30, 2011 at UFC 141 on five weeks notice, replacing an injured Ramsey Nijem. Throughout the fight Castillo scored several suplex takedowns and looked to smother his opponent on the ground. He won the fight via split decision.

Castillo defeated WEC newcomer Dustin Poirier via unanimous decision on August 18, 2010 at WEC 50.

Castillo next faced Will Kerr on December 16, 2010 at WEC 53. He won the fight via KO in the first round.

In October 2010, World Extreme Cagefighting merged with the Ultimate Fighting Championship. As part of the merger, all WEC fighters were transferred to the UFC. On December 31, 2010, Castillo officially became a contracted UFC fighter, signing a four-fight deal with the promotion.

He made his professional debut in November 2007, fighting twice in the month, winning both fights via first round submission. After going 3-0, Castillo signed to fight on the Palace Fighting Championship's seventh card. He fought Andy Salazar winning via submission due to his tough ground and pound.

Castillo began training MMA when he joined the wrestling team at his high school in suburban Sacramento. His vice principal, who was also the wrestling coach, told Castillo that if he joined the team, he would not call his mother after seeing Castillo constantly in trouble. Castillo claims he was scared his first day at practice, "I got the [expletive] kicked out of me that day, but after that, I wasn't nervous at wrestling practice ever." After leaving private school, Castillo graduated from Laguna Creek High School (Elk Grove, CA) and attended Menlo College; becoming an NAIA All American in 2004. His nickname "Last Call" was given to him in college due to his ability perform very decently in his team's offseason morning runs albeit having been consuming massive amounts of alcohol until the last call.

Daniel Alfonso Castillo (born August 25, 1979) is an American mixed martial artist. A professional MMA competitor since 2007, Castillo has made a name for himself fighting in California. He is a former lightweight in the Ultimate Fighting Championship. He fights out of Sacramento, California and trains with Urijah Faber at Ultimate Fitness. In May 2013, Danny opened P2O Hot Pilates & Fitness in Sacramento, CA.