A vivacious young entertainer on a high-end luxury cruise draws so many admirers, jealousies start to flare. After a night of socialising, she doesn't show up for rehearsal. What really happened behind her locked cabin door?

A therapist goes on a cruise with her husband as they attempt to repair their marriage. Unfortunately, their week alone comes to a tragic end as her body falls from an upper deck. Is it an accident, or has something more sinister taken place?

High school sweethearts, reunited after 30 years, celebrate their birthdays by taking a cruise together. After a night of drinking during an excursion, one of them ends up beaten and strangled to death. Was an alcohol-soaked scorpion to blame?

Two days after her 50th birthday, a professor of social work goes on a birthday cruise with her long-time boyfriend. But shortly after the ship leaves port, she tragically falls to her death. Months later the boyfriend is charged with murder.

A millionaire widower and her teenage daughter take a five-star cruise together. But at one of the many stops along the way, a grisly discovery is made when crew members find the widower's body crammed into her own suitcase.

Recently retired newlyweds embark on their third tropical cruise in less than a year. The happy and fun-loving couple are enjoying the adventures and romance of this new chapter when tragedy strikes and they are found dead in their cabin.

When newlyweds are prevented from disembarking on a day trip due to suspected passport forgery, their relationship begins to unravel. Bigamy leads to bloodshed, but who will be the victim when a handgun is smuggled on board?

An ex-husband and wife decide to rekindle their relationship with a cruise. But, after several days on board the ship, the ex-wife is reported missing. Her body is later found floating in the sea. An autopsy shows that she was murdered.

A husband and wife break the bank to celebrate their wedding anniversary in style with a once-in-a-lifetime cruise. However, a group of terrorists aboard the ship are forced to seize the vessel when a ship porter discovers their cache of weapons.

An on-again/off-again couple go on a week-long cruise to try to rebuild their relationship. All is well until the unthinkable happens and one of them goes missing overboard. Was it a terrible accident or cold-blooded murder?

A mother of two goes missing after the second day of the family's holiday cruise. Following a lengthy investigation, police point their finger at the husband. What really happened?

A writer goes on a holiday cruise with her husband to celebrate their one-year anniversary. After she goes missing, security footage shows her falling overboard, leaving everyone to wonder who - or what - sent her over the edge.

After a wild night on a party cruise, a young and beautiful aspiring actress is found dead, but the circumstances around her death are as mysterious as they are tragic. Could her boyfriend know more than he’s saying?

A cruise is rocked by a major squall and four friends travelling together seek shelter in their cabins. But one couple may not be as happy as they seem. Which one of them is about to get a fatal change of destination?

A honeymoon cruise goes awry when the bride is allegedly blown off a balcony in the middle of the night. But when the weather report comes in for the evening showing no wind, a murder investigation begins.

A surprise cruise holiday for a husband and wife from Olympia, Washington ends up with one of them going overboard. Was it revenge, jealousy or a murderous impulse at sea?

A professor’s assistant goes missing at sea near the end of a long voyage. Clues to her disappearance are detailed in a diary discovered in her cabin. How did she disappear? And does anyone on board know what happened to her?

A successful businessman takes a luxury cruise with two of his former classmates. When he goes missing, all signs point to foul play.

A retired teacher takes a solo Great Lakes cruise towards a family reunion. But when she doesn’t check in with her family members back home, her loved ones begin to suspect something bad has befallen her.

A German college student working aboard on a cruise ship goes missing at an Alaskan port. Did she decide to skip out on her duties, or did a terrible fate await her on shore?

A family of four takes a cruise of a lifetime, but only three return home. Their desperate search for their missing adult daughter begins, with all signs pointing to a kidnapping.

True-crime tales of people who never returned home after taking a holiday aboard a cruise ship. Featuring interviews with family, friends, investigators and experts.

A 40-year-old decides to go on a spontaneous cruise without telling her family. When she disappears on the second night of the cruise, her family is left searching for answers and will end up changing the way missing persons are reported at sea.

A sous chef aboard a cruise ship leaves her shift unexpectedly and is never seen again. Did the pressure of the kitchen make her take her own life or did foul play occur? Did someone aboard see her before she disappeared?

A husband and wife take a cruise to celebrate their good luck in business. But their luck takes a turn at the apex of their journey, with many wondering what happened aboard the ship.

Newlyweds board a cruise ship, but things take a turn for the worse when one disappears in the middle of the night. A blood-stained canopy is the only telltale sign of a young man’s fate, leaving many more questions than answers to what happened.

A savvy poker player cleans up at the tables once at sea. But after she witnesses a man overboard, many begin to wonder if it was accidental or on purpose - and who is next?

A social media maven takes a cruise she believes will put her public profile over the tipping point. But when she’s found brutally murdered in a lower class cabin, questions revolve around who could have committed such a crime against her.

A Fashion writer take a London to New York cruise but ends up getting more than she bargained for. Who killed her and does anyone on board know what happened?

A father and daughter take a cruise on the high seas, but when the dad vanishes one evening the family is left wondering what happened to the man at the core of the family.

A wealthy San Francisco socialite is murdered at sea, bludgeoned to death by a whisky bottle. Could her servant who was also staying in her room have any details that can help solve this murder?

A youth ministry attendee disappears aboard a cruise ship. Could someone in the ministry have any information of what happened? Is anyone hiding any important details that may lead to her whereabouts?

A friendly entrepreneur and her son board a cruise ship for a much needed vacation away from their worries when she suddenly vanishes. Did her financial troubles get the best of her? Or is there someone on board who murdered her?

A high school reunion cruise turns deadly, when the class brainiac turns up dead. Did a classmate commit a terrible act against her? Was there a score to settle?

Former university acquaintances meet aboard a cruise ship, including one who is an eccentric knife collector. When someone ends up stabbed, all fingers point to the collector and his odd behaviour.

A real estate agent on a cruise vacation gets more than he can deal with when he’s discovered dead on deck. Was it a tragic accident or did someone have an axe to grind with this deal maker?

A Fourth of July cruise turns deadly as a passenger vanishes moments after leaving the dance floor. The details of what occurred that night continues to haunt family and friends as they search for closure.

A owner-operator gambling cruise director is found dead in the bathroom. All signs point to murder as investigators begin combing through the evidence to uncover the perpetrator and bring them to justice.