When the Mystery Inc. gang is invited to Spooky Island, a popular amusement park, they soon discover that the attractions aren't the only things that are spooky. Strange things are happening, and it's up to Scooby, Shaggy, Fred, Daphne, and Velma to uncover the truth behind the mysterious happenings.
When a mentor and friend of Jennifer's dies, she and Jonathan return to the sleepy town where Jennifer once lived and worked as a reporter. Nearly immediately, they discover that all is not right within this picturesque town. The town's economic troubles pale next to the danger the Harts find themselves in as they try to sort out whether their friend's death was murder, and what sinister secrets may lie behind the truth.
In a small town called Skrabbarp in Southern Sweden lives the school teacher Sebastian Pettersson, an amateur detective and one of the most diligent correspondents of the Stockholm police.
During the summer vacations, the three friends are about to take a trip together to Romania, where they are allowed to complete an internship on the film set of "Dracula Rises", arranged for them by Peter's father, who is responsible for the special effects during the filming. No sooner do they arrive in Transylvania than mysterious events begin to pile up at Countess Codrina's old castle, which serves as the original setting for the film. The three detectives want to find out what all this may have to do with a boy who has been missing for over 50 years, a mysterious brotherhood and an enigmatic undead. Soon, not only the filming and Peter's relationship with his father are at stake, but also the friendship of the three investigators.
While making his nightly rounds in the neighborhood, Patti's pet cat D.C. finds himself the carrier of a call for help from a kidnap victim. Patti enlists skeptical law enforcement help to find the victim before it's too late.
On a mission of mercy, Jennifer Hart is in Germany to donate bone marrow to Maximilian, a young leukemia patient. Following the operation, she plans to spend a romantic anniversary in Munich with her husband Jonathan. The bone marrow clinic's director, Peter Donner, is surprised by Jennifer's uncanny resemblance to his French fiancée, Simone Grohe. When she goes missing, Jennifer steps in to play the role of Simone to save Peter the embarrassment of an explanation to his cousin and benefactor Karl von Ostenberg at the lavish engagement party. But, of course, it is Karl who kidnapped Simone - in order to control the fate of Peter's inheritance - and now Jennifer is in as much danger as Simone! Once again the Harts tackle danger and mystery with their usual devil-may-care charm and romance
Ronnie Jackson is a lowly baby photographer who secretly fantasizes about being a private detective. When a lovely baroness actually mistakes him for one and asks him to help locate her missing husband, Baron Montay, Ronnie finds himself agreeing. Several days later he is on death row whiling away the hours until his execution by recounting to a group of reporters the bizarre tale of how he ended up there.
Starring George Jac, Kayla Schaffroth and directed by Tony Olmos. When an over-eager recruit is matched up with an absent-minded detective, the well-meaning pair end up doing more harm than good.
A wealthy student with too much fashion sense, her equally rich friends, and her rival/superior from the school paper work together to solve the case when their teacher goes missing.
Set in San Francisco, Jonathan and Jennifer Hart are faced with the prospect of being reunited with Jonathan's long lost sister, and her nephew. Is it possible that Jonathan will finally discover a key to his past or will the "family" turn out to be after something, putting Jonathan and Jennifer in danger's past one more time?
The Harts find themselves in the middle of a dangerous murder plot, but it isn't clear if the plot it a famous author's fictional murder-mystery, or an actual murder plot, until Jonathan finds himself the unsuspecting target of a killer. It begins to look like the culprit behind the plot is an old friend, Frank Crane, but there may be a connection to a corporate takeover of Hart Industries as well.