He is often remembered as the trainer of, the horse that placed second to Secretariat in two legs of the 1973 United States Triple Crown series. He began working at the track when he was 12 years old, starting as a hotwalker (walking horses after a run or workout) and becoming a trainer by the age of 16. While he could not recall the name of his first winning horse in Cuba, he was racing Cuban horses in Ohio, Florida, and New England by the time he was 21.
By 1951, Martin had moved to the United States and settled in New New York
He was inducted into the National Museum of Racing and Hall of Fame in 1981. Was owned by Martin"s longtime clients Viola and Sigmund Sommer.
He placed second at the Kentucky Derby, clocking in unofficially in 1:59 4/5. He ran neck and neck with Secretariat at the Belmont Stakes in the third leg of the Triple Crown, briefly taking the front spot until the back stretch, when Secretariat pulled away and finished last.
Martin received negative treatment in the Disney film Secretariat, serving as the film"s antagonist.
Martin, portrayed by actor Nestor Serrano, is shown laying personal insults on the Secretariat team and proclaiming during a press conference that the horse is not worthy to compete with Jockey Ron Turcotte, who rode Secretariat to victory, said about Martin"s portrayal: "lieutenant wasn"t that way."
After a lengthy illness, Martin died at age 86 on July 18, 2012, at his Garden City home.