HBO’s ‘DTF St. Louis’ explores a suburban love triangle as secrets unfold in seven episodes

A limited series built around a death, a relationship spiral and an investigation

HBO’s seven-episode limited series DTF St. Louis centers on three middle-aged adults drawn into a suburban love triangle that ends with one of them dead. The show is created, written and directed by Steven Conrad, with Jason Bateman, David Harbour and Linda Cardellini leading the cast.

The series uses a whodunit framework: two detectives investigate the death while the story moves through nonlinear flashbacks that fill in how the relationships formed, fractured and escalated. The premise hinges on attempts to break out of routine through boundary-pushing decisions that steadily raise the stakes.

The central trio and how their lives intersect

Bateman plays Clark Forrest, a local TV weather personality whose carefully managed exterior contrasts with private dissatisfaction. Harbour portrays Floyd, an American Sign Language interpreter whose day-to-day life and vulnerabilities become pivotal to the story. Cardellini plays Carol, Floyd’s spouse, depicted as pragmatic and financially pressured, with ambitions constrained by the family’s circumstances. The story places these three at the center of the same emotional orbit, where longing, secrecy and opportunism collide.

Supporting roles include Richard Jenkins and Joy Sunday as detectives working the case, along with Peter Sarsgaard and others in the ensemble. The series’ structure blends the investigation with scenes that reframe earlier events, turning small details into consequential plot points later in the season.

What the title signals and what the series emphasizes

The title references the characters’ use of a hook-up app and the way digital anonymity can accelerate risk. Rather than treating the scenario as purely sensational, the show frames intimacy, awkwardness and misjudgment as drivers of plot—emphasizing the gap between what the characters seek and what their choices produce.

• Format: seven-episode limited series
• Genre: dark comedy with a crime-investigation structure
• Story engine: a love triangle, escalating secrecy, and a death that prompts a police inquiry

Origins and production context

The project’s development traces back to interest sparked by a widely read nonfiction account involving adultery, deception and a lethal outcome; the series adapts the underlying premise into a fictionalized narrative with expanded characters and a distinct tone. David Harbour is among the executive producers. Early development also included Pedro Pascal before the project moved forward in a different direction.

The show’s mystery format is designed to reveal motive and method gradually, while revisiting earlier scenes with new meaning as additional information surfaces.

Release and rollout

DTF St. Louis premiered on HBO and HBO Max on Sunday, March 1, 2026, with episodes released weekly through the finale on April 12, 2026. In its first three days of availability, the series drew a multi-million viewer audience across platforms, reflecting an attention cycle driven by its high-profile cast, provocative premise and weekly-release pacing.