The Orville Season 4: Release date speculation, cast and plot details – Everything we know so far

The Orville, Seth MacFarlane’s beloved sci-fi comedy-drama, has kept fans on the edge of their seats since its last episode aired in August 2022. With its unique blend of humor, heartfelt storytelling, and Star Trek-inspired adventures, the show has cultivated a dedicated fanbase eager for news about The Orville Season 4. As of April 15, 2025, speculation is rife about the release date, returning cast, and potential plotlines. Here’s everything we know so far about The Orville Season 4.

The Orville Season 4 Potential Release Date

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Given the current lack of confirmation, it’s tough to nail down an exact release date. However, if The Orville Season 4 is announced in 2025, fans can reasonably expect a release date sometime in late 2026 or early 2027, considering the production timeline of previous seasons.

The Orville Season 4 Expected Cast

The cast of The Orville has been a key part of its charm, but Season 4 could see some changes. Here’s a breakdown of who might return:

  • Seth MacFarlane as Captain Ed Mercer

  • Adrianne Palicki as Commander Kelly Grayson

  • Penny Johnson Jerald as Dr. Claire Finn

  • Scott Grimes as Lt. Gordon Malloy

  • Peter Macon as Lt. Cmdr. Bortus

  • J Lee as Lt. Cmdr. John LaMarr

  • Mark Jackson as Isaac

The Orville Season 4 Potential Plot

Season 3 ended on a hopeful yet tense note, setting the stage for The Orville Season 4. The Planetary Union forged an alliance with the Kaylons, but the Moclans and Krill remain a formidable threat. Here’s what we might see:

  • Krill-Moclan Alliance Escalation: After their failed attempt to destroy the Kaylons, the Krill and Moclans could launch an all-out war against the Union. Krill Supreme Chancellor Teleya, now on trial for war crimes, might serve as a rallying point for this conflict.
  • Kaylon Integration: With the Kaylons as Union allies, Season 4 could explore their assimilation into the crew and the challenges this brings—especially for Isaac and Claire.
  • Personal Stakes: Bortus’ family dynamics, Gordon’s growth, and Ed’s leadership will likely deepen, especially if Kelly’s absence requires a new first officer.