Going undercover isn't Scorpion's forte, and Toby will bring in one of the experts - NCIS: Los Angeles' Hetty Lange.

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The freshman series will have a brief crossover with their Monday night companions during "True Colors," and Hetty's (Linda Hunt) visit will leave the team looking as sharp as their intellects.

When Walter's (Elyes Gabel) crew loses the faith of Director Merrick (David Fabrizio) - not that he every really supported their ventures in the first place - and destroy a priceless painting, the team must undergo psych evaluations courtesy of Dr. Cassandra Davis (Shohreh Aghdashloo).

Hopefully a meeting with Mrs. Lange in the 'NCIS: LA' boat shed will boost their standing with their skeptical boss.

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"[Robert Patrick] (Agent Cabe Gallo) makes [Linda Hunt] an official member of #TeamScorpion! #Hetty helps the team next Monday! #NCISLA," the series teased.

Find out if Toby (Eddie Kaye Thomas) the behaviorist will get along with the new psychiatrist when Scorpion airs Mondays at 9 p.m. ET on CBS. Scroll through the photos above and click the video below to get a preview of the series' next episode.