'The Rookie' Episode 5 preview signals a major character's return in Season 8 amid a critical new case

The popular character, introduced in Season 4, became a series regular and departed in Season 6 following a shooting incident
UPDATED JAN 29, 2026
A screenshot of Alyssa Diaz and Titus Makin Jr. on 'The Rookie' (Cover Image Source: YouTube | @abc)
A screenshot of Alyssa Diaz and Titus Makin Jr. on 'The Rookie' (Cover Image Source: YouTube | @abc)

Get ready to welcome back a fan-favorite character in 'The Rookie' Season 8. The Episode 5 preview teases the return of a key figure two years after their departure. Created by Alexi Hawley, the series' fourth episode showed Bailey Nune (Jenna Dewan) and John Nolan (Nathan Fillion) discussing a job offer, with the couple divided over the decision. Nolan strongly opposed the move, while Bailey admitted she doesn't want to let the opportunity slip away. As their future hung in the balance, the Episode 5 preview teased the return of a beloved character, making the wait for the next episode harder than expected.

In the fifth episode of 'The Rookie' Season 8, titled 'The Network', Lieutenant Wade Grey (Richard T. Jones) will team up with an FBI task force that seeks Aaron Thorsen's (Tru Valentino) help to bring down a major criminal operation. At the same time, John Nolan (Nathan Fillion), Miles Penn (Deric Augustine), Lucy Chen (Melissa O’Neil), and Celina Juarez (Lisseth Chavez) will investigate a separate shooting that could be connected to the larger case. The preview also highlights Thorsen's return to the spotlight, recalling his journey from his introduction in Season 4 to becoming a series regular before his departure in Season 6 following a traumatic shooting and a tense fallout with LAPD psychiatrist Dr. Blair London (Danielle Campbell), as per ScreenRant.

The preview shows the FBI recruiting Thorsen to help catch a heroin trafficker who was once his prison roommate during his wrongful incarceration, forcing him to confront a traumatic past that may now be key to dismantling the criminal network. Talking about comebacks, Seth Ridley (Patrick Keleher) also made a comeback in Season 8. Ridley is a former rookie whose web of lies ended in redemption when he saved Nolan by taking a bullet, resulting in the loss of his lower leg, as per Deadline. Ridley's first appearance since the Season 7 incident comes during a tense check-up visit from Penn, where the meeting quickly turns sour. Things escalated after Penn opened with the awkward line, "I think we started off on the wrong foot."

Ridley vented his frustration by saying, "It is not fair. I came clean to everyone; I've confessed every lie, every sin. Nobody has forgiven me for anything that I've done," prompting Penn to reply, "What you did hurt people who care about you. It will take a lot more than an apology to fix that" before Ridley angrily threw him out. Penn and Ridley reconciled later in the episode when the latter admitted, "You're right, man, the self-pity has got to stop; I want to do better," and asked for help. Penn agreed on the condition of "radical honesty," sealing it with a handshake. 

GET THE BIGGEST ENTERTAINMENT STORIES
STRAIGHT TO YOUR INBOX.

MORE STORIES

Andrew 'Coop' Cooper is cleared of murder in 'Your Friends & Neighbors' Season 1, but in Season 2, he returns to more risky and criminal habits.
23 minutes ago
‘The Chosen’ reaches its most intense chapter yet as Season 6 sets premiere date, with a bold release plan and a big-screen twist ahead.
1 hour ago
Season 2 of ‘Your Friends & Neighbors’ deals with darker themes as Coop continues to push his luck, and Jon Hamm gives a major update.
18 hours ago
While no official date has been set for 'The Pitt' Season 3, reports suggest that it will premiere next year, without this fan-favorite character.
18 hours ago
'The Pitt' has already been renewed for a third season by HBO Max and is currently in the writing stage.
21 hours ago
Raj Dar and Mir Dar's fortunes took a turn for the worse following the death of the criminal mastermind father, Baba Dar.
22 hours ago
The Russos return for one last fight, but with Alex missing and time running out, the final season sets up a battle that could change everything.
22 hours ago
Dr. Robby had previously offered his best protege the chance to house-sit for him while he was away on his sabbatical.
22 hours ago
‘The Pitt’ Season 2 Episode 13 showcases Robby's conflict over leaving staff and patients alone to handle the stress and chaos as he takes time off.
23 hours ago
Kitty checks off every dream on her list, but that airport confession changes everything, and now the show’s future feels wide open.
23 hours ago