Will Arnett Delivers Career-Defining Performance in ‘Is This Thing On?’

1 January 2026 Acting

Introduction: A New Chapter for Will Arnett

Canadian actor and comedian Will Arnett, best known for his iconic role as Gob Bluth in ‘Arrested Development’, is making headlines with a dramatic turn in his career. Will Arnett delivers the most grounded and emotionally authentic performance of his career in the newly released film ‘Is This Thing On?’, which premiered in theatres in December 2025. This marks a significant departure from the comedic archetypes that have defined much of his career, demonstrating his versatility as an actor in both television and film.

The Film That’s Changing Perceptions

Searchlight Pictures releases the film in theaters Dec. 19 following its premiere at the New York Film Festival on Oct. 10. Directed by Bradley Cooper, who also co-wrote the screenplay with Arnett, the film centers on Alex (Arnett) and Tess (Dern), who attempt to navigate their divorce as Alex changes his career path to pursue a life as a confessional stand-up comedian in New York City. The performance has garnered critical attention for its depth and authenticity, with Laura Dern co-starring as his on-screen wife.

Beyond Acting: Arnett’s Expanding Empire

While ‘Is This Thing On?’ dominates conversations, Arnett continues to diversify his career portfolio. From 2020 to 2025, he has hosted the Fox reality series Lego Masters, and Arnett co-hosts the comedy podcast SmartLess (2020–) alongside Sean Hayes and Jason Bateman. Additionally, Will Arnett is expanding his relationship with Fox Entertainment, sealing an overall producing deal for his Electric Avenue Prods, which will develop both scripted and unscripted content.

Conclusion: A Career Renaissance

Will Arnett’s performance in ‘Is This Thing On?’ represents more than just another film credit—it signals a career evolution for the actor. His willingness to explore vulnerable, dramatic territory while maintaining his successful ventures in voice acting, hosting, and podcasting demonstrates remarkable range. For audiences and industry observers alike, this moment underscores Arnett’s enduring relevance and adaptability in an ever-changing entertainment landscape. As he continues to expand his production company and creative endeavours, Arnett proves that reinvention at any stage can lead to career-defining moments.