Ranger Cordell Walker

After attending a medical conference in Beijing and coming frighteningly close to dying in a car crash, Dr. Matthew Nolan arrives home and is immediately arrested at London's Heathrow Airport. Exhausted and confused, Nolan is accused of the murder of a woman who was in the car he crashed. Despite his protests that he was driving alone, Nolan is set to return to China to face charges. 

DC Hana Li is the no-nonsense London officer charged with accompanying Nolan back to Beijing. Her resentment for this assignment, and of Nolan himself, is immediate. However, in flight, when a first death occurs, DC Li begins to suspect foul play. Further deaths confirm that Nolan is in danger, and after a call from MI5, Hana finds herself embroiled in an escalating conspiracy.

Patience Evans works in the criminal records department of Yorkshire Police, cataloguing and filing the evidence produced during major cases. A young autistic woman, she craves routine and order, relishing the solitude and structure her job provides but she yearns for more. A brilliant, self-taught criminologist, Patience has an instinctive eye for crime scenes and a passion for problem-solving.

In Watson a year after the death of his friend and partner Sherlock Holmes at the hands of Moriarty, Dr. John Watson resumes his medical career as the head of a clinic dedicated to treating rare disorders. Watson's old life isn't done with him, though — Moriarty and Watson are set to write their own chapter of a story that has fascinated audiences for more than a century. Watson is a medical show with a strong investigative spine, featuring a modern version of one of history's greatest detectives as he turns his attention from solving crimes to addressing the greatest mystery of all: illness, and the ways it disrupts our lives.

Countdown begins with a suspicious murder in broad daylight, leading Los Angeles Police Department officer Mark Meachum to be recruited to a secret task force of undercover agents from all branches of law enforcement that will investigate the death. But as the truth of a more sinister plot comes into focus, the team must overcome their conflicting personal agendas to unite and save a city of millions.

Shortly after Daniel, or DD as everybody knows him, starts working at the hotel, one of the owner's daughters disappears. He must do whatever it takes to find her and bring her home while still solving the ever-changing problems of the exclusive hotel guests.