We’re no big fat liars: Frankie Munizis headed to NBC New Amsterdam.

It Malcolm in The Middle actor, 36, will guest star on the medical drama on May 9, and CelebHomes News has your exclusive sneak peek at the new episode.

In “Truth Be Told,” Muniz will play Jace, who, while visiting his sister Isla (Tess GoldwynA nurse at a New Amsterdam hospital impresses her with an unusual twist to the “Is that your card?” trick. But Jocko Sims“Dr. Floyd Reynolds has no time for games and fun.”

Reynolds tells Isla and her siblings that Isla has cirrhosis. She needs a liver transplant. Jace, her closest match to a donor, is Isla’s best option. Jace immediately reacts with anxiety upon hearing that the news has been announced, and says “That’s not going to work!”

Jace informs them that they must find another route, before he leaves the room. How many secrets might Muniz be keeping? The fans will have to tune into to discover.