Tracker Season 3 Episode 3 was titled First Fire and aired on CBS on November 2. The episode is written by Ryan O’Nan and Annakate Chappell and directed by Aprill Winney. First Fire delivered a haunting case for Colter Shaw, which was the perfect blend of action and suspense, delivering yet another thrilling installment of the action-suspense procedural.The official description of the episode read as follows:''On Halloween night, when a nurse is murdered and arsonist Heston Koontz disappears from a psychiatric facility, Colter follows a trail of unsettling clues to uncover the truth.''Here's the complete Tracker Season 3 First Fire cast.Tracker Season 3 Episode 3 First Fire castTracker First Fire saw the return of the procedural's main cast, who helped Colter Shaw on a difficult case. The full lineup of the Tracker Season 3 main cast is as follows:Justin Hartley as Colter Shaw: First Fire saw Hartley return as Colter Shaw, where he used his tracking skills and aided the detective (Det. Dundee) assigned to the case. Throughout the Tracker First Fire case, Colter displayed his exceptional tracking skills and even impressed Det. Dundee.Justin Hartley, famous for his roles in Smallville and This Is Us, has played the titular character since the series' debut in February 2024.Fiona Rene as Reenie Greene: Fiona Rene is another impressive addition, who returned as attorney Reenie in Tracker Season 3. She is the one who brings harrowing cases to Colter Shaw and aids him in legal matters. Tracker First Fire was important for Reenie, as she finally found an assistant after Abby McEnany's Velma quit the procedural after Season 2.Chris Lee as Randy: Chris Lee's Randy was introduced as Bobby's cousin in Season 2 and he eventually became a fan favorite character. Randy is now a part of Colter's pack and his impressive hacking skills were on full display in Tracker Season 3 Episode 3, First Fire. He not only helped Colter track the suspect's vehicle but also ensured that our tracker reached the crime scene on time.Tracker Season 3 Episode 3 First Fire cast: Meet the supporting actors in the latest episode View this post on Instagram Instagram PostIn addition to the main cast, Tracker First Fire featured supporting actors who helped bring the episode to life. These are as follows:Derek Richardson as Detective Dundee: Anger Management star Derek Richardson played Detective Dundee in Tracker First Fire. Dundee was partnered up with Colter to find the escaped convict Heston. Although Dundee initially dismissed Colter’s abilities, he eventually recognized his worth and became a reliable ally in the investigation.Samuel Hoeksema as Heston Koontz: Actor and writer Samuel Hoeksema was another addition to the Tracker First Fire cast, who brought Heston Koontz's character to life. He was the convict who escaped from the psychiatric detention center on Halloween night.Cassady McClincy as Mel Day: Tracker Season 3 Episode 3 introduced a new character, who could likely become a part of Colter's team in the upcoming episodes. Cassady McClincy's Mel Day was instantly hired by Reenie (as Velma's replacement) after she revealed that she is against bureaucracy. Since Reenie saw herself in Mel, she connected with her and eventually gave her the job.Karin Konoval as Mother Superior: Snowpiercer star Karin Konoval is another addition to the Tracker First Fire cast, who played the character of Mother Superior. She was an essential part of the Sacred Fire Church and wanted to help Heston.Lisa Kimberley as Emily: Heston was obsessed with a woman from his past, who was played by Lisa Kimberly.Other Tracker First Fire cast members include John Gillich as Jared and Taylor Nichols & Emma Pedersen as Heston's parents.You can stream Tracker Season 3 Episode 3, First Fire, on Paramount+.For the latest scoops on your favorite TV shows and movies, follow SoapCentral.Also Read: Tracker Season 3 Episode 4: Release date news