Guest Appearances

Sheldon's life is turned upside-down after his barber becomes hospitalized. Now, that there's been a change in his routine, Sheldon finds himself re-evaluating his entire life. Meanwhile, astronaut training causes Howard to rethink his decision to go into space.

Carrie learns a valuable lesson after her computer crashes; Samantha searches for an elusive climax; and Miranda's personal crisis leads everyone to see things in a new light.

Patrick Jane and the CBI team investigate the murder of a high-end luxury car saleswoman whose body is found in the trunk of a Bentley in the dealership's showroom.

Officer Nolan and team are on a hunt to retrieve a buried stash of gold before any treasure seekers get hurt; Bradford is tasked with encouraging the oldest cop at the station to retire and invites him to ride with him.

Jax gets closer to the truth but there are still obstacles in his way.

When Caroline and Max join Sophie at the racetrack as guests of Sophie's new bookie boyfriend, Nicky (guest star PETER ONORATI – Rizzoli & Isles), Caroline's reignited love for horse racing gets out of hand.

It looks like a sailing accident may have killed the eldest brother in a Boston family; Angela tries to sell a health drink.

FBI Agent Mike Faber returns to Mary's life when he brings her a new witness: Natalie, a key witness and co-conspirator in a nationwide mortgage fraud scheme which was operated by major gangs to raise millions for drugs and weapons.

Kate struggles with her feelings in the aftermath of Toby's heart attack. As William begins to spend more time with Jesse, Randall has to get used to his father's new relationship. After receiving the news they're expecting triplets, Jack and Rebecca must find a way to afford a home that can accommodate three babies. Olivia unexpectedly resurfaces, throwing both Kevin and Sloane for a loop.

When the COVID-19 pandemic hits Seattle, the Station 19 crew lean on each other for support; Andy tries to make sense of her mother's return; a group of teenagers unintentionally starts a wild fire.

Holmes and Watson discover a connection between a clown's murder and the creation of a weaponized virus; Bell's new love interest's ex targets him.

A decomposed body found in a tub of acid at a naval base leads Gibbs to deduce that an impostor is serving aboard one of the nuclear submarines.

Jack visits Ohio.

The mother of an amateur boxer seeks Melinda's help to reunite her husband and son after her death causes a rift between them.

Jack heads to Cleveland to make things right with Rebecca on the night of her first big gig with the band. Randall, Kate and Kevin make big decisions about their futures.

The team reopens the 1983 case of a teenager who was killed before he could get justice for his slain girlfriend.

The Pearsons rally around Kate as she undergoes a medical procedure.

A billionaire computer tycoon is shot and killed while trying to mug a couple outside a movie theater.

Ben, Jackson and Emmett are put in a precarious and dangerous position with a potential victim; Andy's search for more background on her family opens her eyes; Vic and Travis are caught in the middle of a corruption scheme.

When a reporter is found dead inside a pizza oven, Castle and Beckett try to determine why he was murdered.