The CSI team investigates a radioactive crime scene that left a father and son dead.

Mae & George’s complicated love story continues. Mae struggles to come to terms with the ghosts from her past and George tries to reinvent her present. Can they grow together…

As the hospital hosts therapy dogs to help care for their patients, Carol helps Lexie when the emotional burden of being a doctor becomes too “ruff,.

The choir decide to hold an all night hymn-a-thon to try to raise funds for their trip to the regionals. Arthur’s only remaining supporter at Princeton arrives in town, leading…

With the U.S. on the brink of a major financial meltdown, Selina must make an important decision. Jonah finds himself back in New Hampshire. Meanwhile, Amy investigates the staff, and…

Robert finally comes to terms with his memory loss. Grace and Frankie confront the possibility of immediate death — or aging for a few more years.

When a tourist claims to alibi a woman convicted for murder eight years ago, the team are forced to reopen the case.

When Dave is up for a promotion at work, Calvin tries to help him negotiate a raise from his penny-pinching new boss, Gregory. Also, Tina struggles with whether to share…

Calvin and Marty encounter difficulties trying to secure financing for their new business; Dave invites his boss to Grover’s 13th birthday party, much to Gemma’s frustration.

Maya and Theo answer a call at a Halloween carnival; but when fire hits the corn maze, the dangers quickly escalate and Maya risks her own life to prove her…

Jessica and Honey’s friendship hits a rough patch after an argument about the investment property. Louis’s old friend Barry overstays his welcome. And Eddie starts a part-time job working for…

Halloween-hating Amy is anything but festive when she has to don a costume and hit the streets with Charles on busy Halloween night.

When the Glee Club is left out of the yearbook because of budget cuts, everyone seems to be relieved that they won’t have to suffer the ridicule of years past….

Alex gets the lead as Tinkerbell in the school’s production of Peter Pan but doesn’t want the part. So when she enlists the help of a real fairy to sub…

The team searches for a super-computer to clear Barry’s brother of a server heist.

When cutting-edge surveillance technology fails to catch a thief in the act, Ed must rely on good ol’ human ingenuity to crack the case. Elsewhere, Mary (Nikki Cox) and Mike…

The CSI team investigates two unusual cases, one involving the suspicious death of a go-cart racer who took his hobby to the highway and paid the price with his life,…

After a skeleton is found on a tour bus and turns out to be over a decade old, Mac and the team use the backpack they have found to track…

When Bert, a Caltech geologist, wins the MacArthur Genius fellowship, Sheldon is overcome with jealousy. Also, Wolowitz finds an old remote control Stephen Hawking action figure he invented.

Sheldon and Amy await big news.

Leonard is caught between a rock and a hard place when he’s responsible for distributing extra grant money. Bernadette turns the backyard playhouse into a hideaway from Howard and the…

Kripke has proof that Dr. Pemberton plagiarized his thesis in college, and Sheldon and Amy aren’t sure if they should turn him in or not; Wolowitz learns that Bernadette wasn’t…

Leonard jumps through hoops to help secure the perfect wedding venue for Sheldon and Amy. Also, Bernadette and Howard have a hard time deciding who should stay at home with…

When Amy’s parents and Sheldon’s family arrive, everybody is focused to make sure all wedding arrangements go according to plan – everyone except the bride and groom.

Leonard and Howard are furious after they learn Sheldon went to work with the military behind their backs. Also, while Bernadette is on bed rest, she asks Raj to do…

Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke; Raj and Howard buy expensive action figures of themselves.

The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke; Raj and Howard buy expensive action figures of themselves.

Sheldon and Amy host a live Valentine’s Day episode of Fun with Flags, Leonard and Penny grapple with getting older, Howard and Bernadette find a surprise in their hot tub…

After more than nine years together, the gang finally celebrates Sheldon’s birthday, surprising him with a special guest.

The guys take a fencing lesson from Barry Kripke and Sheldon finds himself in an awkward position when Kripke expresses interest in Amy. Also, when Stuart struggles to get female…

In the midst of a nation-wide helium shortage, Sheldon and Leonard take desperate measures to get the supplies they need. Also, Penny and Bernadette download a dating app on Amy’s…

Howard receives some shocking news as everyone prepares for the reopening of Stuart’s comic book store. Penny teaches Sheldon how to “let it go,” but can’t follow her own advice…

Sheldon faces a personal crisis after deciding he’s wasting his time with string theory. Meanwhile, a double date between Raj, Emily and the Wolowitzes ends in embarrassment for Howard.

While Sheldon says a tearful goodbye to the final installment of “Fun with Flags”, Leonard, Howard and Raj search for something significant in a dead professor’s research. And Bernadette finds…