It appeared like viewers had seen the last of Special Agent Tyler Booth (Jay Hayden) when he returned to the US inFBI: InternationalSeason 4, Episode 10, “Keep Calm and Deliver the Biotoxin.” TV Insider reveals that Hayden will return for another episode set to air on April 8. InFBI: InternationalSeason 4, Episode 17, “Dead Dead,” the team heads to Switzerland. “When a psychologist with national security intel goes missing on a hike in the Swiss Alps, the Fly Team works alongside a friendly face, Agent Tyler Booth (guest star Jay Hayden), to find him. Meanwhile, Mitchell (Jesse Lee Soffer) receives unnerving news regarding his biological father,” reads the official logline for the episode. The outlet also unveiled new images from the episode showing Hayden’s return as Booth.
Tyler first appeared in the show in Episode 7, “Keen as a Bean,” chasing a wanted criminal. He stuck around for several episodes, but his friendship with Mitchell nearly cost them their careers when they consistently broke protocol. Tyler returned to the US, and Mitchell almost faced the consequences of their Paris mishap as someone was sent to investigate him. In his final scene in Episode 10, Tyler finds a message from Smitty (Eva-Jane Willis), who had been apprehensive of Tyler’s influence on Mitchell.Smitty nearly quit the teambut decided against it later on. Will Tyler’s returnrekindle her feelingsregarding Mitchell’s modus operandi?

‘FBI: International’ Ends After Four Seasons
The showwon’t return for Season 5following its cancellation.A two-part series finalehas already been set and will air on CBS on May 13 from 9 to 11 p.m. ET. The first part of a serial killer investigation that takes the team to Japan is titled “Herbivore Man,” and the second is “Gaijin.” “When an American student and sex worker is murdered in Budapest, similarities to a recent case in Japan lead the Fly Team to partner with detectives from Tokyo,” reads part one’s logline. In “Gaijin,” The Fly Team discovers they’re on the trail of a serial killer, taking the investigation, and Mitchell, to Japan to put an end to the international killing spree." Meanwhile, this week’s episode is still on schedule and featuresthe return of Mitchell’s ex-girlfriend, Ella (Jade Tailor), per the logline below.
After an American CEO living in Prague is extorted for millions in cryptocurrency and his family is kidnapped, Mitchell receives a surprise visit from his ex-girlfriend, FBI Special Agent Ella Driscoll, who wants the Fly Team’s help on the case.

Tune in to CBS on Tuesdays at 9 p.m. to watch new episodes before the show ends.
FBI: International
Source:TV Insider
