Runaway Witness

When the sole witness against the son of a powerful mob boss goes missing in the woods, it's up to Mark, Rex and Jesse to track him down. The mob boss has already hired an assassin to find the witness.

A kidnapped lawyer's only witness is a missing child who communicates through art. Rex bonds with the boy as the team hunts for those behind the abduction and money laundering before they eliminate their liability.

A deckhand flees after a businessman is found dead on his yacht. As detectives investigate the missing watch's connection, the search becomes urgent when another life hangs in the balance.

A gin distillery owner's death in his product interrupts a big announcement. As Rex investigates a new recipe's mystery ingredient, Mark probes family tensions to solve the murder case.

A death on a survival show's live broadcast leads investigators to uncover murder disguised as a bear attack. The team sets up a televised trap to catch the killer.

A conspiracy podcaster's murder before TruthCon leads investigators into the world of conspiracy theorists, including Mark's former commander with PTSD. Rex's bond with the veteran becomes key.

Sarah and Rex are kidnapped by criminal mastermind Rupert Mankiewicz, who seeks revenge by turning Rex into a weapon. Mark and Jesse race to locate them before his deadly plan succeeds.

Birdwatchers find a dead landowner who hid rare Red Crossbills' nesting site. A recovered ruby links to an old heist. Rex follows birdsong to locate treasure and stop the killer from harming endangered birds.

When a pro wrestler is murdered days before a charity event, Mark and Rex must unmask the villain to save an animal shelter.

When a master painting instructor is pushed off a cliff, Mark and Rex scope out the art world to get to the bottom of a picture-perfect murder.

When firefighter trainees discover a real cadaver during a controlled fire exercise, Mark and Rex follow one burning clue after another.

After a fisherman's body is reeled in with the morning haul, every suspect seems to have an alibi, but the team senses something fishy about the autopsy.

After a robbery interrupts the team's holiday plans, Mark and Rex must track down the masked members of a Newfoundland "mummering" gang going door-to-door spreading Christmas fear.

With Rex and a puppy lost in the wilderness days before Christmas, Mark races to reunite with his partner.