S. Zylan Brooks

When the IRS accuses Sheldon of making a mistake, he'll stop at nothing to prove them wrong; Dale is forced to get a colonoscopy and tries to convince Meemaw to join him.

When an American visiting Mumbai wakes up missing a kidney, the investigation leads the team to suspect the unsub is up to more than trading organs on the black market.

The body of a petty officer is found on a golf course, and McGee tries to locate a key witness with the victim's ham radio; Palmer looks to his co-workers for donations to a charity building playgrounds for children.

Bonnie and Christy help Violet as she goes through labour; Christy thinks Bonnie still has feelings for Alvin.

An explosion in the desert rekindles the search for stolen nuclear weapons and prompts Hetty to shuffle the partnerships, sending Callen and Kensi overseas and Sam and Deeks stateside.

Founding Crane, Poole and Schmidt partner Shirley Schmidt returns to help bring order to the chaotic office.