The Irrational

Mercer and his team always love a puzzle on NBC's The Irrational.

Mercer and his team always love a puzzle on NBC's The Irrational.

Mercer and his team always love a puzzle on NBC's The Irrational.

The accomplished character actor reunites with Martin, playing his dad on the latest episode of The Irrational Season 2.

Mercer and his team always love a puzzle on NBC's The Irrational.

Keep an eye out for AGT icon and social media star in the January 21 episode, "Now You Don't."

Mercer and his team never back down from a befuddling puzzle on NBC's The Irrational.

How to get your crime fix between new episodes of The Hunting Party.

Mercer and his team never back down from a befuddling puzzle on NBC's The Irrational.

For The Irrational's Season 2, Episode 9 "Lost Souls," Alec's ex-wife Rose and current girlfriend Rose are thrust into solving a high-stakes case together.

It's never a dull work day for behavioral science expert Mercer on NBC's The Irrational.

It's never a dull work day for behavioral science expert Mercer on NBC's The Irrational.

It's never a dull work day for behavioral science expert Mercer on NBC's The Irrational.

It's never a dull work day for behavioral science expert Mercer on NBC's The Irrational.

The Jesse L. Martin-led procedural is on a brief hiatus. Find out when the series returns.

It's never a dull work day for behavioral science expert Mercer on NBC's The Irrational.

What perplexing case will Mercer tackle next onThe Irrational?

Get ready to do a deep dive into human decision-making with NBC's The Irrational.

Phoebe told the truth about Meyers, but the decision had consequences.

Season 2 of the show is well underway — but it will have a brief hiatus.