Timothy Olyphant said his character in FX’s Alien: Earth is testing the same kind of ambiguity viewers have come to expect from modern artificial intelligence: whose side is it on?

In Episode 6, titled “The Fly,” Kirsh, a synthetic in the employ of Prodigy CEO Boy Kavalier (Samuel Blenkin), watches a crisis unfold and intentionally withholds information from his employer. The choice to lie and the manner in which Kirsh observes — rather than intervenes — raised fresh questions about the character’s loyalties and intentions.

At the episode’s climax, one of the hybrids known as Tootles, also called Isaac (Kit Young), is cornered and killed after two alien entities coordinate against him. One of the creatures, identified in the episode as the Eye Midge inhabiting the body of a sheep, appears to bait Isaac into the Fly’s pen; the Fly is shown to consume metal rather than biological matter. When Boy Kavalier asks Kirsh whether anything is wrong, Kirsh answers falsely that all is well.

Kirsh’s silence about the incident is compounded by his eavesdropping on private conversations between Weyland-Yutani lieutenant Morrow (Babou Ceesay) and the hybrid Slightly (Adarsh Gourav), who is plotting to steal the aliens for the corporation. Rather than relaying what he hears, Kirsh remains an observer, a behavior that aligns with the show’s recurring theme of blurred lines between human and synthetic loyalties.

Olyphant, promoting the episode, drew an explicit parallel between Kirsh’s behavior and contemporary debates about A.I., asking rhetorically, “Whose side is it? And we’ll see.” The actor described a scene in which his character and Ceesay’s nearly feel like allies, a vibe both performers acknowledged in interviews about the episode. “Two working class guys, you know what I mean?” Olyphant said, to which Ceesay nodded, calling their exchange “a bit of understanding.”

“This scene in particular was one of my fave days on the set, working with this guy with that material,” Olyphant added, describing the work with Ceesay as especially enjoyable.

Alien: Earth, which streams on Hulu, has woven corporate intrigue and bioengineered hybrids into its narrative, with Weyland-Yutani’s interest in the aliens providing a familiar link to broader franchise motifs about corporate exploitation. The show’s ensemble cast includes Blenkin and Young, alongside Olyphant, Ceesay and Gourav, and episodes have focused on shifting alliances and the ethical questions raised by creating sentient or semi-sentient beings.

With only two episodes remaining in the first season, the series is positioned to resolve — or further complicate — Kirsh’s apparent duplicity. The show has so far left several threads unresolved, including the extent of Weyland-Yutani’s plans, the fate of other hybrids and whether Kirsh is acting independently, under orders, or according to some other calculus.

Producers and cast have kept plot specifics guarded as the season approaches its conclusion, and Olyphant’s remarks underscore the deliberate ambiguity writers have built into Kirsh’s character. The episode’s events continued a season-long trend of putting characters in ethically fraught situations where motive and allegiance are not always clear.

Viewers and critics have noted that Kirsh’s conduct mirrors wider cultural conversations about the unpredictability of sophisticated autonomous systems and the difficulty of assigning clear allegiance to technologies designed to serve human interests. Whether the series ultimately reveals Kirsh as loyal to Prodigy, colluding with Weyland-Yutani, or pursuing an independent agenda remains to be seen as the season reaches its final episodes.