When Mallus' power over Sara resurfaces, she unwittingly becomes the bearer of one of the Totems. Rory must conquer his dark side in order to wield his own Totem power to help save the crew. Meanwhile, Agent Sharpe notices that something is wrong and recruits someone unorthodox to help.
Logan's girlfriend Samantha has been kidnapped by an Abacus spy. Desperate for her return he looks to Ruth for help but she refuses to fund the mission and has her own agenda - getting her hands on the "Antelope's Tail". In defiance Action Team turn rogue to get Samantha back. Logan and Graham head to Montenegro to track her down, but it seems someone has tipped off the kidnapper.
Smashed tracks and century-old bridges challenge crews as they haul a crucial 152-car payload of coal across the mountains.
A man hangs dead from a lamppost, apparently murdered and inexplicably ignored by passersby, after a politician makes a shocking statement encouraging violence. When one man dares to question the situation he becomes an instant target.
Spirit is a wild animal, but he hates the thought of being apart from Lucky -- so he'll do whatever it takes to get back home to her.
Hilltop's leadership faces a difficult dilemma after the arrival of unexpected visitors. Rick comes face to face with an adversary.
The Time Team chases Rittenhouse to a stock car race in the 1950s where Wyatt learns that his favorite race car driver is actually a Rittenhouse sleeper agent on a mission to destroy the American car industry. To stop the Rittenhouse plan, Wyatt, Lucy and Rufus team up with Wendell Scott, the first African-American NASCAR driver.
Finn's latest literary work meets with only derision, so he sets out to prove all the naysayers wrong.
Callen and Sam pull Granger’s daughter, former spy Jennifer Kim, from witness protection to help the team locate an underground spy who has obtained an arsenal of bomb materials.
In order to fulfill his grand destiny, Jake is spirited away by a strangely familiar shape-shifting alien.
When the kids are given the task of making homemade gifts for their grandma's birthday, they set out to find a secret room filled with homemade ceramics which, according to urban legend, has been boarded up for years at their school. Meanwhile, Teddy starts a phone repair service and the adults become determined to improve his online rating.
As a 4-year-old girl, Heidi Jones discovered her mother's lifeless body on the living room floor; now, as an adult, Jones guides police on a relentless quest to find her mother's killer.
Saul consults an expert on Russia and a data scientist. Sen. Paley subpoenas Simone, whose testimony has Carrie re-examining her entire investigation.
After the graveyard incident, Tandy and Todd try to convince the rest of the gang that something is majorly wrong with Karl and something needs to be done. Meanwhile, Jasper is still missing.
When Mrs. Goodman confronts the parents of Tommy's bullies, they dump their out-of-control kids with her for the day.
A training accident results in serious injury and Georgie becomes conflicted when an unlikely ally arrives at Heartland to show support.
The Guardians meet up with Spider-Man in New York City to defeat Thanos’ super-powered symbiote.