Gambler

Billy Walters opens his memoir on October 11, 2017, lying on a thin mattress in Federal Prison Camp Pensacola, a facility with 1940s-era dorms. He is 71 years old, convicted on 10 counts of insider trading, and serving a five-year sentence. The conditions are squalid: black mold on the walls, a river of urine in the bathrooms, and 10 men packed into a room built for four. Walters chose Pensacola for its Residential Drug Abuse Program, which could shave a year off his sentence, and for its proximity to his wife, Susan, in Louisville. He asks how a man widely regarded as the most successful sports bettor in history ended up here, then traces the answer across six decades of risk, addiction, reinvention, and betrayal.

Walters was born on July 15, 1946, into rural poverty in Munfordville, Kentucky. His father, Thurman Walters, a heavy drinker and gambler, died at 41 when Billy was 18 months old. His mother, Aileen, fled to Louisville and left her three children with separate relatives. Walters was raised by his maternal grandmother, Lucy Quesenberry, in a one-bedroom rental with no running water, across from the cemetery where his father was buried. A devout Baptist, she instilled values of honesty, manners, and hard work. His uncle, Harry Quesenberry, a World War II and Korean War veteran who ran the local pool hall, became his father figure and inadvertently introduced him to gambling by placing a pool cue in his hands at age four. By 10, Walters was hustling games for money.

Poverty marked his childhood. Classmates mocked his patched coveralls, calling him "Patches," igniting a combative streak that never left him. He worked tobacco fields, mowed lawns, and ran two newspaper routes. His first sports bet came at nine: $125 on the New York Yankees to win the 1955 World Series. He lost, but the thrill proved addictive. When his grandmother became too ill to care for him, Walters moved to Louisville at 15 to live with his mother and her third husband. His grandmother died on March 3, 1962; at her burial, he nearly threw himself into the open grave. He honored her deathbed request to finish high school.

At 17, Walters married his pregnant girlfriend, Sharon Yocum, and their daughter, Tonia Faye, was born during his junior year. He graduated from Male High School and took factory jobs before finding his calling in car sales. By 20, he was the top car salesman in Kentucky, earning $56,000 a year, the equivalent of over $500,000 today. But his earnings fed worsening gambling and drinking. He married Carol Brown in 1967 and had two sons, William Scott and Derin, yet spent his nights shooting craps and drinking. In one episode, he lost the family's new house and all its furniture in a single night of cards. In late 1974, seven-year-old Scott was diagnosed with a massive brain tumor and given 30 days to live. Walters was consumed by guilt over years of absentee fathering. Carefully calibrated radiation and medication saved Scott's life, though his brain sustained lasting damage. The marriage to Carol did not survive; they divorced in September 1976. Shortly after, Walters married Susan Humphries, who saw potential beneath his rough exterior.

Broke and burned out, Walters opened a bar and began bookmaking in Louisville. In September 1982, state troopers raided his operation. Attorney Frank Haddad Jr. negotiated the felony charges down to a single misdemeanor and advised Walters to leave town. He and Susan relocated to Las Vegas. In the early 1980s, the city was still dominated by organized crime. Walters sought guidance from legendary casino owner Lester Ben "Benny" Binion and, after briefly partnering with poker champion Doyle Brunson, formed a lasting alliance with poker legend David "Chip" Reese. Reese introduced a critical discipline: never risk more than 3 percent of the bankroll on a single wager.

Walters became a key operative for the Computer Group, a pioneering betting syndicate built on a computer model created by Michael Kent, a programmer who had developed nuclear submarine technology at Westinghouse. Kent used algorithms and probability theory to generate power-rated numbers for sporting events, and the Group won more than 60 percent of its bets. Walters moved millions through a network of runners and "beards," both types of proxy bettors. The FBI investigated the Group for alleged ties to organized crime, raiding 45 locations nationwide in January 1985. At trial in 1992, the defense demolished the government's case: The lead FBI agent admitted he did not understand the difference between betting and bookmaking. The jury acquitted on 64 counts and reportedly voted 11-1 for acquittal on the remaining 54.

Around this time, Walters discovered that worn components in casino roulette wheels could produce exploitable biases and won $3.8 million at Steve Wynn's Golden Nugget in Atlantic City, sparking a decades-long feud with Wynn. In 1989, the death of his friend and financial backer Fred "Sarge" Ferris and a humiliating drunken incident at a casino pushed Walters to quit drinking and smoking at age 42. Sobriety proved transformative. He stopped burning through money and began accumulating wealth, launching Berkley Enterprises to buy distressed real estate during the savings and loan crisis. He built golf courses, including Desert Pines Golf Club and the acclaimed Bali Hai Golf Club near the Las Vegas Strip, and expanded into automobile dealerships. He also established Sierra Sports Consulting, a professional betting operation employing 30 people and deploying more than 1,600 accounts worldwide. Law enforcement raided Sierra Sports in 1996, but a judge permanently ended the case in 2002, and Walters recovered $4.6 million with interest.

Walters devoted significant energy to philanthropy, particularly Opportunity Village, a Las Vegas nonprofit serving adults with intellectual and developmental disabilities. His son Scott, whose childhood brain tumor left him with the intellectual capacity of a sixth grader, became a beloved volunteer there. Two chapters of the memoir present a master class on sports betting, revealing the handicapping—the analysis of teams and conditions to predict game outcomes—wagering, and money management system Walters kept secret throughout his career, illustrating the concepts through Super Bowl war stories.

Walters's friendship with billionaire investor Carl Icahn, whom he met in 1997, reshaped his approach to the stock market. He began tracking Icahn's publicly disclosed investments and investing heavily in Dean Foods and Icahn Enterprises. A January 2011 appearance on 60 Minutes in which Walters called Wall Street full of "thieves" preceded the investigation: Seven months later, the FBI and the U.S. Attorney's Office in Manhattan's Southern District began probing his trades, initially focused on Clorox stock that rose before Icahn's $10.2 billion bid.

The government's case relied on Thomas C. Davis, a former Dean Foods board member who had been caught embezzling from a Dallas domestic violence charity and committing tax fraud. Facing serious prison time, Davis agreed to testify against Walters, fabricating a story about a secret "bat phone" that flight logs and phone records contradicted. FBI Supervisory Special Agent David Chaves, who oversaw the investigation, was later revealed to have illegally leaked grand jury information to The Wall Street Journal and The New York Times. Despite the trial judge's initial outrage at the misconduct, he allowed the trial to proceed. Walters's defense team, confident of victory, chose not to call its 23 scheduled witnesses, and Walters did not take the stand. The jury convicted him on all 10 counts. The judge sentenced him to 60 months, far exceeding the probation office's recommendation of one year and one day, plus $44.2 million in fines, forfeiture, and restitution.

Walters also details his complicated gambling partnership with professional golfer Phil Mickelson, whom he accuses of betrayal. Mickelson refused to testify at the trial despite having told FBI agents twice that Walters never gave him inside information. Walters believes Mickelson's testimony could have changed the verdict.

In prison, Walters adapted by working two jobs, exercising daily, and mentoring fellow inmates. Susan visited nearly every possible day. On March 12, 2019, Walters learned that his daughter Tonia, who had struggled with addiction to prescription drugs, methamphetamine, and crack cocaine, had died by suicide at 54. He was granted two days to attend her burial. He was released on May 1, 2020, after 31 months, when the Bureau of Prisons freed its oldest and most vulnerable inmates due to the COVID-19 pandemic. On January 19, 2021, the final full day of the Trump presidency, Walters found his name on the clemency list but received a commutation rather than a full pardon, leaving his conviction intact. He believes Wynn, who held influence as former finance chairman of the Republican National Committee, blocked the pardon. Walters returned to Las Vegas, committed to prison reform by funding the Billy Walters Center for Second Chances and a vocational school at a Nevada correctional facility, and remains an active gambler and investor.