Big Bill

William Morrissey (born August 16, 1986) is an American professional wrestler. He is signed to All Elite Wrestling (AEW), where he performs under the ring name Big Bill and is a former AEW World Tag Team Champion. In WWE, he first appeared under the name Colin Cassidy and came to prominence for his partnership with Enzo Amore, whom he teamed with from 2013 to 2017. Together, they won the NXT Year-End Award for Tag Team of the Year in 2015. He was brought up to Raw alongside Amore the day after WrestleMania 32 and his name was changed to Big Cass.
Profession:
Professional Wrestler
Full Name:
William Morrissey
Date of Birth:
16 August 1986
Place of Birth:
Glendale, Queens, New York, U.S.
Nationality:
United States
Gender:
Male
Height (cm):
208
Weight (kg):
125
Marital Status:
Engaged
Partner:
Lexy Nair
Education:
New York University (University)
Career Started:
2009
Years Active:
From - 2009, To - Present
Ring Name:
Big Bill, Big Bill Morrissey, Big Bill Young, Big C, Big Ca$$, Big Cass, Big Cazz, CaZXL, W. Morrissey

Big Bill Bio

Early Life and Background

William Morrissey was born on August 16, 1986, in Glendale, Queens, New York. He attended Archbishop Molloy High School, where he was an active student, serving as a peer tutor and a volunteer at a homeless shelter. Morrissey played basketball during his senior year and was featured in the Catholic High School Athletic Association Senior Classic All-Star game. After high school, he received a scholarship to New York University, initially pursuing a pre-medical track before switching to economics. While at NYU, he played as a center for the NYU Violets basketball team and co-captained during his final season.

After graduating, Morrissey founded a ticket brokerage specializing in events at Madison Square Garden and Yankee Stadium. His early exposure to sports and performance paved the way for his future career in professional wrestling.

Path to Professional Wrestling

Morrissey began his wrestling journey by training at Johnny Rodz’s wrestling school in Brooklyn, New York. He made his debut in the World of Unpredictable Wrestling (WUW) promotion on May 30, 2009, under the ring name Big Bill Young. His first match took place on August 15, 2009, and he continued to wrestle for WUW before signing with WWE in mid-2011.

In June 2011, he signed with Florida Championship Wrestling (FCW), WWE’s developmental territory. Morrissey made his first televised appearance in July 2011, portraying a character in a storyline. He eventually adopted the ring name Colin Cassady and began to find success in the NXT brand, where he formed a notable partnership with Enzo Amore.

Big Bill Career

Early Career (2009–2011)

Morrissey’s early career began in WUW, where he developed his skills and persona. After transitioning to WWE’s FCW, he made his first televised match in September 2011. Over the next few years, he would refine his character and performance style, eventually debuting on NXT television in June 2013.

His partnership with Enzo Amore became a defining aspect of his career, as they quickly gained popularity and won the NXT Year-End Award for Tag Team of the Year in 2015. This success set the stage for their eventual promotion to the main roster.

WWE Breakthrough (2011–2018)

Morrissey, as Colin Cassady, made his main roster debut on the Raw after WrestleMania 32 alongside Enzo Amore. They quickly became fan favorites, known for their charisma and entertaining promos. Their first major storyline involved a feud with The Vaudevillains, leading to a series of matches that showcased their abilities.

In May 2016, Cassady’s ring name was changed to Big Cass. He continued to rise in prominence, participating in high-profile matches, including a fatal four-way tag team match at Money in the Bank. However, his career faced challenges, including a significant knee injury that sidelined him for several months.

Independent Circuit and Impact Wrestling (2018–2021)

After his release from WWE in June 2018, Morrissey returned to the independent circuit under various ring names, including Big Cazz and CaZXL. He made appearances for promotions like Big Time Wrestling and House of Hardcore, where he faced various opponents and continued to develop his character.

In April 2021, he made his Impact Wrestling debut as W. Morrissey, quickly establishing himself as a formidable competitor. He engaged in feuds with notable wrestlers, including Eddie Edwards and Moose, showcasing his in-ring prowess and storytelling ability.

All Elite Wrestling Era (2022–Present)

Morrissey made his debut in All Elite Wrestling (AEW) on May 4, 2022, as a heel character. He signed a full-time contract in August 2022 and adopted the ring name Big Bill. Initially part of Stokely Hathaway’s stable, The Firm, he later transitioned to a solo career.

In August 2023, Big Bill formed a partnership with Ricky Starks, leading to a significant achievement when they won the AEW World Tag Team Championship on October 7, 2023. This marked his first championship reign in a major wrestling promotion.

Big Bill’s Style and Strengths

Big Bill is known for his impressive size and athleticism, standing at 6 feet 10 inches tall and weighing 276 pounds. His in-ring style combines power moves with agility, making him a versatile competitor. He excels in tag team dynamics, leveraging his partnership with Starks to create compelling matches.

Notable Achievements and Milestones

Throughout his career, Big Bill has achieved significant milestones, including winning the NXT Year-End Award for Tag Team of the Year and capturing the AEW World Tag Team Championship. His journey from the independent circuit to major promotions showcases his resilience and dedication to the craft.

Big Bill Career Wins

Big Bill has made a mark in various promotions, with notable achievements in WWE, Impact Wrestling, and AEW. His ability to adapt and thrive in different environments has solidified his reputation as a skilled professional wrestler.

Current AEW Series Highlights

As of 2025, Big Bill has established himself as a prominent figure in AEW, with a total of one championship win in the AEW World Tag Team Championship. His partnership with Ricky Starks has brought him significant success, and their dynamic continues to evolve as they compete against top teams in the division.

Previous WWE Series Achievements

During his time in WWE, Big Bill, under the name Colin Cassady, achieved notable success, including winning the NXT Year-End Award for Tag Team of the Year alongside Enzo Amore. His main roster debut and subsequent feuds showcased his potential as a top talent.

Big Bill Family

Family Background and Wrestling Lineage

Big Bill is engaged to fellow wrestler Lexy Nair, with plans to marry in December 2024. Their relationship has garnered attention within the wrestling community, highlighting the personal connections that often exist within the industry.

Personal Life

Morrissey has faced challenges in his personal life, including struggles with depression and addiction, which he has openly discussed. With the support of his partner Lexy Nair and the wrestling community, he has worked towards recovery and maintaining a positive lifestyle.

2025 Season Performance

In 2025, Big Bill continues to build on his momentum in AEW. His partnership with Ricky Starks has proven fruitful, as they have become a formidable tag team within the division. Their chemistry and shared goals have positioned them as strong contenders for the AEW World Tag Team Championship.

As the season progresses, Big Bill’s performance remains a focal point, with key matches that showcase his athleticism and strategic prowess. The outlook for the remainder of the year appears promising, as he aims to solidify his status as a top competitor in AEW.