HBO's "I Love L.A." has locked in five guest stars for Season 2 of the comedy series, expanding its ensemble cast with established television and film talent.

Katy O'Brian, who recently starred in the action thriller "Love Lies Bleeding" and will appear in the upcoming "Mission Impossible: The Final Reckoning," joins the cast alongside Lindsay Sloane, known for her roles in the NBC sitcom "Playing House" and the reboot of "The Odd Couple." Michael Rispoli, a veteran character actor from "The Sopranos" and HBO's "The Deuce," also signed on for the season. The lineup rounds out with Nelson Franklin and Rajat Suresh, further bolstering the show's supporting cast.

"I Love L.A." premiered on HBO in 2024 as a half-hour comedy that captures the absurdities and contradictions of Los Angeles culture. The show has positioned itself as character-driven, ensemble-based comedy with a focus on sharp writing and the kind of observational humor that HBO audiences have come to expect. The addition of these five guest stars signals the network's confidence in the series' trajectory heading into its sophomore season.

O'Brian's involvement carries particular weight given her momentum in high-profile projects. Her role in "Love Lies Bleeding" showcased her ability to carry dramatic weight in leading roles, while her casting in Tom Cruise's "Mission Impossible: The Final Reckoning," the seventh installment in the long-running franchise, positions her as an ascending force in Hollywood. Bringing that bankability to an HBO comedy suggests the network sees her as a draw for the show's audience.

Rispoli's addition taps into his deep bench of prestige television work. His roles in David Simon's "The Deuce" and "The Sopranos" demonstrate his ability to navigate complex, nuanced characters in sophisticated storytelling environments. For an HBO comedy, his presence brings gravitas and the kind of performer credibility that elevates the entire enterprise.

The guest star strategy reflects how premium cable networks maintain viewership momentum between seasons. HBO has historically used guest appearances to generate buzz and attract both loyal viewers and casual audiences. The network's comedy slate has seen fluctuating fortunes in recent years, making each new season rollout an opportunity to reinforce the quality and talent involved.

"I Love L.A." joins HBO's broader comedy portfolio alongside established hits and newer entries. The network has been investing in comedy formats that feel authentically Los Angeles-set, from its sprawling dramas to character comedies that capture the industry's neuroses and contradictions. A second season greenlight indicates the show found its footing in Year 1, retaining enough viewership and critical goodwill to justify continued investment.

Details on which episodes these actors appear in and their specific character roles remain unannounced, though networks typically stagger guest star reveals through premiere promotions and mid-season marketing pushes. As production ramps up for Season 2, expect additional casting announcements to follow.