Jesse L. Martin as Alec Mercer in ‘The Irrational’ season 2 episode 10 (Photo by: Sergei Bachlakov/NBC) NBC’s The Irrational season two episode 10 finds Alec on the case of a possible murder by magic.
Season 2 of The Irrational has been an emotional rollercoaster, but with the talented Dr. Alec Mercer (Jesse L. Martin) at the helm of the NBC drama, viewers can bet on plenty of suspense and thrills.