‘Lanterns’ New Guy Gardner Promo Highlights the Character’s Funniest Secret
HBO’s ‘Lanterns’ has been generating excitement for months with a steady stream of trailers and cast interviews, gradually unveiling how this fresh take on the Green Lantern mythos integrates into the broader DC Universe. Much of the focus has understandably been on Hal Jordan and John Stewart, the two leads steering the murder-mystery-driven series.
Guy Gardner has mostly remained in the background of this discussion, appearing as a familiar figure already established in the DCU. A newly released promo finally brings him to the forefront, emphasizing one of the character’s most entertaining quirks.
Nathan Fillion’s Guy Gardner leads a civilian life that doesn’t exactly scream superhero: he works as a gym teacher. The new clip humorously plays off that day job, suggesting he’s less “Athletic Director” and more simply “Lantern” once he dons the mask.
Everyone’s favorite gym teacher… sorry, Athletic Director… sorry, Lantern.
A new Guy Gardner promo for ‘LANTERNS’ just dropped. pic.twitter.com/c8tbhA43Lm
— DC Film News (@DCFilmNews) September 18, 2026
Fillion’s portrayal of the character has already made appearances in the DCU before ‘Lanterns,’ featuring in both ‘Superman’ and ‘Peacemaker’ prior to this series. This prior exposure means viewers stepping into ‘Lanterns’ are already somewhat familiar with his bold, self-assured personality, even as his role as a gym teacher adds a new layer of relatable humor to the character.
This civilian cover aligns with the show’s overall tone, which opts for a small-town crime drama vibe over cosmic spectacle. ‘Lanterns’ follows Hal Jordan, played by Kyle Chandler, and John Stewart, portrayed by Aaron Pierre, as they investigate a homicide in rural Nebraska that unravels a much larger conspiracy linked to the Green Lantern Corps.
The series unfolds across dual timelines, with one set in 2016 showing Stewart just two months into his training as he teams up with the more experienced Jordan to investigate an alien-related shooting. A second timeline jumps ahead to depict Stewart roughly a decade into his role as a Green Lantern, allowing the show to explore both his origin and growth as a hero over time.
Ulrich Thomsen also plays a significant role as Sinestro, described as Hal Jordan’s former mentor who was ousted from the Corps after a failed coup. The Guardians of the Universe reportedly remain cautious about what Hal may have learned from that relationship, adding another layer of tension to the show’s central duo.

Chandler and Pierre have described their onscreen chemistry in surprisingly relatable terms, likening it to a classic comedy duo with contrasting energies, blending wisdom with youthful enthusiasm. This grounded tone extends to the show’s visual style and narrative approach, which creators have framed as more of a prestige detective drama than a traditional superhero spectacle.
Guy Gardner’s inclusion, complete with gym whistle, reinforces this sensibility. Instead of treating every Green Lantern as an interchangeable cosmic warrior, ‘Lanterns’ aims to give each character a unique, relatable identity on Earth before the rings start glowing.
This philosophy also sheds light on why Fillion’s casting has garnered such positive reception among fans. Rather than simply replicating his established DCU persona from previous roles, the show is using ‘Lanterns’ as a chance to develop a more complete version of who Guy Gardner is when he’s not patrolling space, allowing the character to be genuinely funny rather than just a recurring cameo.
With the series now streaming on HBO Max, promos like this latest Guy Gardner spot indicate that the show isn’t finished exploring its ensemble for both humor and significant mythology reveals. With Sinestro’s looming presence and Stewart’s ongoing training arc, there’s plenty of narrative left to unfold as ‘Lanterns’ continues its journey.
The supporting cast extends well beyond the main trio, featuring Kelly MacDonald, Garrett Dillahunt, Nicole Ari Parker, and Jason Ritter, all playing roles tied to the Nebraska murder mystery propelling the plot forward. This deep roster of talent emphasizes how seriously the series is approaching its crime-drama framing, even as it gradually reveals the larger cosmic stakes lurking beneath the surface.
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