‘The Irrational’ Episode 3 Photos, Cast, Plot and “Barnum Effect” Video

Season one episode three of NBC’s new drama The Irrational will find Professor Mercer attempting to figure out why a plane crashed and if the pilot was responsible. Episode three, “The Barnum Effect,” airs on Monday, October 9, 2023 at 10pm ET/PT.

Jesse L. Martin stars as Professor Alec Mercer, Maahra Hill is Marisa, Travina Springer is Kylie, Molly Kunz is Phoebe, and Arash DeMaxi plays Rizwan. Executive producers include Arika Lisanne Mittman, Mark Goffman, Sam Baum, and David Frankel.

“The Barnum Effect” Plot: After a passenger plane crashes into the Potomac River, suspicions focus immediately on the pilot. Prof. Mercer and the team are asked to investigate the pilot’s personal motivations and piece together clues in the hopes of revealing the truth.

The Irrational Episode 3
Brian King as Jace Richards, Maahra Hill as Marisa, and Jesse L. Martin as Alec Mercer in ‘The Irrational’ episode 3 (Photo by: Sergei Bachlakov/NBC)

Season 1 Description, Courtesy of NBC:

A new spin on the procedural genre, The Irrational follows world-renowned professor of behavioral science Alec Mercer (Martin) as he lends his unique expertise on an array of high-stakes cases involving governments, law enforcement, and corporations. His insight and unconventional approach to understanding psychology and human behavior lead him and the team on a series of intense, unexpected journeys to solve illogical puzzles and perplexing mysteries.

The Irrational Episode 3
Brian King as Jace Richards and Owen Kalagian as Josh Blacker in episode 3 (Photo by: Robert Falconer/NBC)
The Irrational Episode 3
Arash DeMaxi as Rizwan and Molly Kunz as Phoebe in “The Barnum Effect” episode (Photo by: Sergei Bachlakov/NBC)
The Irrational Episode 3
Jesse L. Martin as Alec Mercer and Travina Springer as Kylie in episode 3 (Photo by: Robert Falconer/NBC)
The Irrational Episode 3
Molly Kunz as Phoebe in episode 3 (Photo by: Sergei Bachlakov/NBC)
The Irrational Episode 3
Jesse L. Martin as Alec Mercer in episode 3 (Photo by: Sergei Bachlakov/NBC)
The Irrational Episode 3
Travina Springer as Kylie in episode 3 (Photo by: Robert Falconer/NBC)