Brendan Gleeson: From Iconic Character Actor to Oscar Nominee with ‘The Banshees of Inisherin’
In a career spanning over three decades, Irish actor Brendan Gleeson has become a beloved figure in film and television, celebrated for his commanding presence and versatile performances. Known to many as the formidable Alastor “Mad-Eye” Moody in the globally acclaimed Harry Potter franchise, Gleeson’s recent work on Martin McDonagh’s critically lauded film, The Banshees of Inisherin, has propelled him into the spotlight once again, earning him a prestigious Oscar nomination for “Best Performance by an Actor in a Supporting Role” in January 2023. This recognition marks a significant moment in his illustrious journey, highlighting his enduring talent and the depth of his craft.
Beyond his cinematic achievements, Gleeson, at 67, recently showcased his lesser-seen comedic flair by hosting Saturday Night Live on October 8, 2022, for the second episode of its 48th season. His seamless transition from dramatic intensity to comedic timing on the famed Studio 8H stage proved that he is an artist unbound by genre. This captivating turn, coupled with the widespread acclaim for The Banshees of Inisherin, solidified his status as one of the most respected and adaptable actors of his generation. Let’s delve deeper into the life and career of Brendan Gleeson, exploring his roots, his rise to prominence, and the milestones that have defined his remarkable journey.
- Brendan Gleeson is an award-winning actor renowned for his appearances in a wide array of films, including the beloved Harry Potter series.
- He notably hosted the iconic American sketch comedy show Saturday Night Live on October 8, 2022, showcasing his comedic prowess.
- Most recently, in January 2023, he received an Academy Award nomination for his outstanding performance in the critically acclaimed film, The Banshees of Inisherin, marking a career highlight.

1. Early Life and Irish Roots
Born on March 29, 1955, in Dublin, Ireland, Brendan Gleeson’s passion for performance blossomed early. He immersed himself in drama clubs during his school years, cultivating a natural talent for acting. Despite his clear artistic inclination, Gleeson initially pursued a more conventional path, graduating from University College Dublin before embarking on a career as a secondary school teacher. For a decade, he taught Irish and English at Belvedere College in Dublin, a period he often reflects on with fondness. However, the pull of the stage and screen proved irresistible. By 1991, at the age of 34, Gleeson made the pivotal decision to leave his teaching profession and commit fully to acting, a move that would ultimately redefine his life and lead him to international acclaim. This late entry into professional acting endowed him with a unique life experience, which he often brings to his roles, lending them an authentic and grounded quality.
2. Breakthrough and Diverse Filmography
Before his cinematic breakthrough, Brendan Gleeson honed his skills in the vibrant Dublin theatre scene, enjoying a highly successful tenure with the innovative Passion Machine Theatre company. His powerful stage presence and ability to inhabit complex characters quickly made him a respected figure in Irish theatre. His national profile significantly increased in 1992 when he starred in the acclaimed made-for-television film The Treaty, delivering a captivating performance as the iconic Irish revolutionary Michael Collins. This role proved to be a turning point, showcasing his dramatic range and paving the way for a rapid expansion of his career.
From this pivotal moment, Gleeson’s career trajectory soared, securing him roles in a string of major Hollywood productions. His versatility became evident as he tackled a diverse array of characters across various genres. He left indelible impressions in epic historical dramas like Braveheart, where he first gained international recognition, and Troy, embodying steadfast and memorable supporting characters. His roles in action and genre films such as Mission: Impossible 2, the intense zombie thriller 28 Days Later, and the suspenseful M. Night Shyamalan film The Village, demonstrated his capacity to deliver impactful performances regardless of screen time. Further adding to his impressive resume were appearances in critically acclaimed films like Martin Scorsese’s Gangs of New York, Anthony Minghella’s Cold Mountain, Ridley Scott’s Kingdom of Heaven, and Steven Spielberg’s visionary A.I. Artificial Intelligence. Each role, whether prominent or brief, benefited from Gleeson’s unique ability to infuse his characters with authenticity and depth.
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Gleeson’s approach to acting, as he revealed in a 2019 interview with GQ, challenges the romanticized notion of “no small parts.” He acknowledged that some roles are inherently functional, requiring a nuanced understanding of their purpose within the larger narrative. “Some things are just functional and actually you’re getting in the way, especially on television, if you overdo it, if you try to turn into Hamlet or something. Sometimes you just have to open the door. Open the door. Say good morning. Is it a good morning? Who cares,” he wisely observed. This pragmatic yet profound philosophy underscores his ability to serve the story, delivering memorable performances even in brief appearances, making every moment count.

Perhaps his most globally recognized role came with his portrayal of Alastor ‘Mad-Eye’ Moody, the eccentric and powerful Auror and Hogwarts professor, in the Harry Potter franchise. Appearing in Harry Potter and the Goblet of Fire, Harry Potter and the Order of the Phoenix, and Harry Potter and the Deathly Hallows – Part 1, Gleeson perfectly captured Moody’s gruff exterior, unwavering vigilance, and unique magical eye. His performance brought to life one of the Wizarding World’s most distinctive characters, endearing him to a generation of fans worldwide and cementing his place in cinematic history. The role showcased his ability to fully embody fantastical characters while grounding them with relatable human qualities, making Mad-Eye Moody a fan favorite.
3. Acclaim and Awards: From Emmys to Oscar Nominee
Brendan Gleeson’s exceptional talent has not gone unnoticed by critics and awards bodies. In 2009, he delivered a compelling and transformative performance as Winston Churchill in the HBO biographical drama Into the Storm. His nuanced portrayal of the iconic British Prime Minister garnered widespread critical acclaim, earning him an Emmy Award for Outstanding Lead Actor in a Miniseries or a Movie. This significant win highlighted his dramatic depth and ability to command a complex historical role. More recently, in 2022, Gleeson received another Emmy nomination for his work in the Stephen Frears-directed comedy series State of the Union, showcasing his versatility across both dramatic and comedic television formats.
The pinnacle of his recent recognition arrived with his Oscar nomination in January 2023 for “Best Performance by an Actor in a Supporting Role” for his poignant portrayal of Colm Doherty in The Banshees of Inisherin. This nomination marked a career first for Gleeson, a testament to his profound performance in the dark comedy-drama. Directed by his frequent collaborator Martin McDonagh, the film reunited Gleeson with his In Bruges co-star, Colin Farrell, who also received an Oscar nomination for Best Actor. Their dynamic on-screen chemistry, a cornerstone of McDonagh’s storytelling, has been lauded by audiences and critics alike.
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The Banshees of Inisherin proved to be a major force during the 2023 awards season. As reported by IMDb, the 2022 film garnered an astounding number of accolades and nominations, exceeding 331 in total, including nine Academy Award nominations. Beyond the Oscars, Gleeson’s performance earned him nominations for a Golden Globe Award for Best Supporting Actor – Motion Picture, a BAFTA Award for Best Actor in a Supporting Role, and a Screen Actors Guild Award for Outstanding Performance by a Male Actor in a Supporting Role. Although he did not win all these specific categories, the sheer volume of recognition underscores the profound impact of his portrayal and the film’s universal resonance.
4. A Steadfast Personal Life
In an industry often characterized by transient relationships, Brendan Gleeson stands as a beacon of enduring commitment in his personal life. He has defied the conventional Hollywood odds, celebrating an impressive milestone of over 40 years of marriage to his wife, Mary Weldon. The couple exchanged vows in 1982 and have built a strong foundation together, far removed from the glitz and glare of celebrity culture. Their steadfast partnership has provided a private anchor for the actor throughout his demanding career. Together, Brendan and Mary share four sons: Domhnall, Fergus, Brian, and Rory, forming a close-knit family that clearly remains a central focus for the acclaimed actor.
5. A Family Legacy in Acting
The Gleeson family name has become synonymous with talent in the acting world, as two of Brendan’s sons have followed in his illustrious footsteps. His 39-year-old son, Domhnall Gleeson, has forged an incredibly successful career, often starring alongside his father in notable projects. Their shared credits include the Harry Potter franchise, where Domhnall played Bill Weasley, as well as the critically acclaimed films Calvary and Frank. Domhnall had a particularly impactful year in 2015, showcasing his range in diverse and prominent roles: as the brilliant programmer Caleb Smith in the sci-fi thriller Ex Machina, the devoted Jim Farrell in the poignant drama Brooklyn, and the resilient Captain Andrew Henry in the epic survival film The Revenant. He has also gained widespread recognition for his role as General Hux in the Star Wars sequel trilogy, solidifying his status as a major talent in his own right.
Brendan’s son Brian Gleeson has also established a formidable acting career. Brian has appeared in a variety of acclaimed films and television series, including his memorable performance in the fantasy adventure Snow White and the Huntsman, the historical action film Assassin’s Creed, and the immensely popular British crime drama Peaky Blinders. The shared passion for acting among the Gleeson men highlights a remarkable lineage of talent and dedication to the craft, demonstrating that creative brilliance often runs deep within families. Both Domhnall and Brian have carved out distinct paths while maintaining the integrity and strength of performance that their father exemplifies.
Brendan Gleeson’s journey from a school teacher in Dublin to an internationally recognized, Oscar-nominated actor is a testament to his profound talent, unwavering dedication, and humble approach to his craft. His ability to inhabit a wide range of characters, from historical figures to fantastical wizards, always with a compelling authenticity, has earned him the admiration of peers and audiences worldwide. With his latest Oscar nomination for The Banshees of Inisherin, Gleeson continues to cement his legacy as one of the most respected and versatile actors of his generation, and his enduring career promises many more unforgettable performances to come.