Darragh Ennis: The Menace Who Mastered Science and Television
From Irish entomologist to celebrated TV personality and professional quizzer

Introduction
Darragh Ennis is a well-known figure in both the academic and entertainment worlds. Known to millions as “The Menace” on ITV’s hit game show The Chase, Darragh is not just a television personality but also a highly respected scientist. His unique ability to balance a thriving academic career with the demands of television has made him a role model for many.
As an Irish entomologist, neuroscientist, and professional quizzer, Darragh has proven that intellectual pursuits can go hand in hand with mainstream entertainment. His journey from the laboratories of Oxford University to the bright lights of British television is a story of dedication, intelligence, and charisma. This article dives deep into his life, career, and legacy.
Quick Bio
Attribute | Details |
---|---|
Full Name | Darragh Ennis |
Date of Birth | 29 September 1980 |
Age | 44 years (as of 2025) |
Birthplace | Dublin, Ireland |
Nationality | Irish |
Profession | Scientist, TV Personality, Professional Quizzer |
Education | BSc in Biology, PhD in Ecology (Maynooth University) |
Spouse | Married (Name kept private) |
Children | Two |
TV Nickname | The Menace |
Book | The Body: 10 Things You Should Know (2024) |
Early Life and Education
Darragh Ennis was born on 29 September 1980 in Dublin, Ireland. He grew up in Rathcoole, a vibrant community where his love for science and curiosity about the natural world began to flourish. From an early age, Darragh exhibited a passion for learning, often exploring nature and showing a keen interest in biological sciences.
His academic journey led him to Maynooth University, where he pursued a Bachelor of Science degree in Biology, graduating in 2003. Driven by his desire to contribute to scientific research, he continued his studies at the same university and earned a PhD in Ecology in 2008. His doctoral work focused on innovative ways to manage insect pests without relying on harmful chemicals, laying the foundation for his future research in entomology and neuroscience.
The Beginning of a Scientific Career
After completing his PhD, Darragh began his professional journey as a biomedical scientist at ICON plc, where he worked for one year. This experience gave him valuable insight into applied science and real-world problem-solving.
In 2010, he moved to Canada to work as a postdoctoral researcher at Concordia University in Montreal. There, he focused on neuroscience, specifically studying insect brains. His work in Canada enhanced his expertise and reputation, paving the way for the next major chapter of his career.
Oxford University and Breakthrough Research
In 2013, Darragh joined the University of Oxford, one of the world’s most prestigious academic institutions. As a laboratory manager and postdoctoral researcher, he specialized in insect neuroscience, a field that blends entomology and brain science.
His research involved studying how insect brains function, which has implications for understanding broader neurological processes. Darragh’s work at Oxford continues to be a vital part of his life, demonstrating his deep commitment to science even while pursuing his television career.
Journey into Television
Darragh’s television career began unexpectedly. In 2015, he appeared on ITV’s game show Rebound as a contestant, gaining experience in front of the camera. Two years later, in 2017, he appeared on The Chase as a contestant and impressed viewers with his quick thinking and vast knowledge.
Although his team’s winnings were lower than expected, fans rallied behind him and created a fundraising campaign. Instead of keeping the donations, Darragh encouraged all funds to be given to charity, showing his humility and strong moral character. This act of generosity earned him widespread admiration and highlighted his positive influence.
Becoming “The Menace”
In April 2020, Darragh’s life changed when ITV announced him as the sixth official Chaser on The Chase. Adopting the nickname “The Menace”, he brought a fresh dynamic to the show. His debut episode aired on 19 November 2020 and drew a record-breaking 4.9 million viewers, the highest audience for the show at that time.
As a professional quizzer, Darragh quickly became a fan favorite. His calm demeanor, razor-sharp intellect, and strategic gameplay earned him respect among viewers and contestants alike. He also appears on the spin-off series Beat the Chasers, further solidifying his place as one of the leading figures in British quiz television.
Balancing Science and Television
What sets Darragh apart from many television personalities is his ongoing commitment to academia. Despite his fame, he continues to work at Oxford University, balancing his schedule between research and filming. This dual career demonstrates his remarkable dedication and time management skills.
While many may assume television fame comes with abandoning previous roles, Darragh has proven that it is possible to excel in multiple fields simultaneously. His ability to merge the worlds of science and entertainment has inspired aspiring scientists and young viewers to pursue knowledge fearlessly.
Author and Public Engagement
In addition to his work on television and in the laboratory, Darragh expanded his career into writing. On 26 September 2024, he released his first book, The Body: 10 Things You Should Know. The book simplifies complex biological concepts for the general public, reflecting his passion for education and science communication.
Through this publication, Darragh has reached a wider audience, encouraging readers to appreciate the wonders of the human body. His role as a science communicator highlights his versatility and his mission to make science accessible to everyone.
Legacy and Impact
Darragh Ennis has created a lasting legacy by bridging two very different worlds. As an Irish entomologist, he has contributed significantly to neuroscience and biological research. As a TV personality and professional quizzer, he has entertained millions while promoting the value of intelligence and education.
His positive actions, such as redirecting charitable donations and inspiring young scientists, showcase his integrity. Darragh’s journey proves that success can be achieved without compromising one’s values, making him a respected figure both inside and outside the scientific community.
Conclusion
Darragh Ennis is more than just a game show star. He represents the perfect blend of intellect, humility, and ambition. From his early days in Dublin to his groundbreaking research at Oxford and his thrilling performances on The Chase, his story is one of perseverance and passion.
As an Irish neuroscientist, TV personality, and professional quizzer, Darragh continues to inspire people around the world. His legacy will be remembered not only for his victories on television but also for his contributions to science and his ability to make learning both exciting and entertaining.
FAQs
Who is Darragh Ennis?
Darragh Ennis is an Irish scientist and television personality known as “The Menace” on ITV’s The Chase. He is also a neuroscientist specializing in insect brain research at the University of Oxford.
What is Darragh Ennis’s educational background?
He holds a BSc in Biology and a PhD in Ecology, both from Maynooth University in Ireland.
When did Darragh become a Chaser on The Chase?
He joined the show in April 2020 and made his debut appearance in November 2020.
Does Darragh Ennis still work as a scientist?
Yes, he continues to work at the University of Oxford alongside his television career.
Has Darragh Ennis written any books?
Yes, his first book, The Body: 10 Things You Should Know, was published in September 2024.