Three months after quitting the Phoenix Foundation and moving to Nigeria, Mac puts aside his differences with his father and returns when he hears that Jack is the target of a murderous dictator he double-crossed.

Jack receives an emergency distress signal from one of his old Delta buddies who has been accused of terrorism in a foreign country; he and Mac quickly recruit the rest of Jack's old Delta team and stage an unsanctioned rescue operation.

Mac and the team go undercover on a college campus to find an operative who is recruiting students to carry out deadly attacks; Jack joins bounty hunter Billy Colton in the hunt for a ball jumper.

Mac and Riley must find a way to drive a tanker filled with liquid oxygen through a region occupied by rebels and deliver it to a children's hospital; Riley helps Mac decide whether or not to allow his father back into his life.

MacGyver and co. fly to Mexico on Dia de Muertos to help his dad, who's in trouble after an op capturing cartel boss Gomez. Davis' and Bozer's surveillance is a success thanks to Halloween.

Murdoc abducts MacGyver's girlfriend to force Mac to help him rescue his son from a kidnapper; a dangerous person from Murdoc's personal life shows up, giving Mac a glimpse into the villain's past.

A senator's old computer ends in a "recycling" facility in Accra, Ghana, where it's hacked. He's blackmailed for infidelity. There's also a secret file vital to Matty. The team flies to Accra to get the hard drive.

An Irish military intelligence officer claims to know the whereabouts of The Ghost, the lethal bomb maker whom Mac has been hunting for years.

When a vial containing a deadly virus is stolen from the Center for Disease Control in Atlanta, Mac and the team race to recover it before the thief unleashes a global pandemic.

Macgyver and the team help rescue a CIA agent who is deep undercover with an illegal trafficking company.

Mac and Jack head for Vegas for fun but are knocked out and put in a cell like "Saw". Rest of the team fly to Milan and try to "borrow" a diamond, hanging around a princess's neck, to get the terrorism data in it.

Phoenix teams up with a woman who's a soccer mom by day but a master thief by night to catch one of her contacts, an underworld criminal, who has hired her to steal a dirty bomb.

Mac, Riley and Bozer go on a weekend of survival training, then they run into a violent group of criminals who are searching for a lost crate of money. Jack and Matty go on a road trip to place Ethan and his family in witness protection.

An international crime boss offers to surrender if he's allowed to return to the United States to watch his daughter walk down the aisle; Mac and the team crash the wedding to ensure the crime lord doesn't run.

MacGyver and the team are assigned to escort and protect an ATF gun-sniffing dog who has a bounty on his head, only to discover they're not the only ones crashing the weapon drop.

The Phoenix Foundation must recover the body of a pilot whose plane crashed while testing an experimental laser mapping system that Mac designed; Riley tries to identify the hacker who tricked a SWAT team into arresting her and Elwood.

MacGyver and the team are asked to solve a locked door mystery when a man working inside a remote, ultra-secure international seed vault disappears.

When Nicholas Helman resurfaces to carry out a killing spree, the team is forced to get help from the one person who knows him best- his protege, Murdoc.

Mac and Desi help a group of Syrian refugees who are being pursued by human traffickers; Bozer is trapped in Oversight's car, and it's rigged to explode.

Two American tourists go missing while doing a scavenger hunt through some of the world's most dangerous countries; the Phoenix team goes undercover as backpackers to find them and bring them home alive.

Matty's ex-husband Ethan asks her for help when a criminal organization kidnaps his wife and daughter; Matty must decide if she's willing to commit treason in order to help Ethan; Riley joins Billy and Mama Colton on a mission to Paris.

A cunning new adversary's carefully crafted plans force Mac to make an impossible choice: save the life of a friend, or save hundreds of innocent lives; Mac receives new information that will drive a wedge between him and his father.