Michael O'Hara the Fourth

Way Down Cellar

January 1968 •English

Three friends find a secret tunnel under the ruins of a church that leads them to the basement of a dilapidated house and, incidentally, a group of counterfeiters.

Clubhouse Detectives

January 1996 •English

Late one night, Billy and Kade Ruckman see their neighbor, Michael Chambers, murder a woman, but Chambers has a story all set to convince their mother Vicky, that it was just a rehearsal scene from an opera. The only ones who can help them find the body in Chambers' house before he moves and gets rid of all evidence, are their friends, Jimmy, Eddie, and J.J., who are determined to find the body before Chambers finds them.

Get a Clue

June 2002 •English

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.

Susie Searches

June 2023 •English

Susie is an awkward college student who seizes the opportunity to bolster her popularity and her under-the-radar true-crime podcast by attempting to solve the disappearance of a classmate.

Kalle Blomkvist Lives Dangerously

December 1996 •Swedish

The story is about a boy named Kalle Blomkvist who with his friends solves crimes. But also play the battle between the red rose and the white rose with his rival friends. But everything changes when Kalle Blomkvists friend finds a dead man in a cabin and then must his friends and he find the murdurer.

Daphne & Velma

May 2018 •English

Before their eventual team-up with Scooby and the gang, bright and optimistic Daphne and whip-smart and analytical Velma are both mystery-solving teens who are best friends but have only met online - until now. Daphne has just transferred to Velma's school, Ridge Valley High, an incredible tech-savvy institute with all the latest gadgets provided by the school's benefactor, tech billionaire Tobias Bloom. And while competition is fierce among the students for a coveted internship at Bloom Innovative, Daphne and Velma dig beyond all the gadgets and tech to investigate what is causing some of the brightest students in school to disappear - only to emerge again in a zombie-fied state.

Pinky und der Millionenmops

August 2001 •German

Pinky, a child detective, solves two cases for multi-millionaire Jonathan Morgan.

Susikoira Roi

October 2023 •Finnish

Valo, who recently moved to Raahe, gets bullied. After rescuing an abandoned dog, Valo finds a friend in it, whom she names Roi. Together, the friends end up investigating the mysterious disappearance of a neighbor boy.

Henkka & Kivimutka Detective Agency

April 2022 •Finnish

Henkka Virtanen finds evidence of a possible crime on his way to school. With his friend J.K. Kivimutka, the boys decide to investigate what has happened, because these criminal cases are the responsibility of the detective agency they have set up. When it turns out that mailboxes in the area have disappeared during the night, the detective bureau has already two crimes to solve. A fun and exciting adventure begins, in which the boys also have to face their own fears.

Tiger Team: The Mountain of 1000 Dragons

May 2010 •German

The Viennese detective children Biggi, Patrick and Luke find a key in dragon form, and their curiosity is aroused. They realize that the sinister Lady Q is interested in opening the legendary moon palace and find the elixir which is believed that promises eternal youth. The Tigers must prevent that Lady Q enters into possession of the priceless liquid.

Four Junior Detectives

April 1992 •German

The four young snoopers Tim, Karl, Kloesschen and Gaby by chance discover a hidden cave near an old castle. In it there's a board that seems to describe the way to a legendary sword. They ask their history teacher Schindler about it. He forbids them further actions, but secretly continues investigations with help of two ruthless criminals. But our young heros don't give up on an adventure so fast...

TKKG - The Secret of the Mysterious Mind Machine

September 2006 •German

At first, friendgroup TKKG have no idea that something is amiss when “Jugend forscht” winner Kevin behaves strangely during the presentation of his “Mind Machine” - they blame his nervousness and his unexpected termination of the speech on relationship stress with his girlfriend Nadine. But when Nadine disappears without a trace shortly afterwards, like three other children before her, the amateur detectives know that they have to help the police with their investigation.

The Three Investigators and The Carpathian Dog

January 2025 •German

A call for help from gallery owner Mr. Prentice leads the three detectives into a new adventure: his apartment is said to be haunted. When the Carpathian dog, a valuable work of art, is also stolen, events spiral out of control because all the residents have a motive. As the suspects are eliminated one by one, the three detectives find themselves in the middle of their most exciting case yet.

Die drei ??? – Toteninsel

January 2026 •German

The three investigators want to go on a road trip during their vacation, but just as they are about to set off, the phone rings and an unknown caller hands the trio of detectives their latest case: the archaeologists belonging to the secret society Sphinx are carrying out illegal excavations and selling the stolen art treasures. Their next target is the supposedly cursed island of Makatao.

The Kid Detective

October 2020 •English

A once-celebrated kid detective, now 31, continues to solve the same trivial mysteries between hangovers and bouts of self-pity. Until a naive client brings him his first 'adult' case, to find out who brutally murdered her boyfriend.

The Three Investigators and The Legacy of the Dragon

January 2023 •German

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.

Nate the Great Goes Undercover

March 1978 •English

Based on the story of the same title by Marjorie Weinman Sharmat, about Nate the Great, a 10-year-old, who tries to solve the mystery of the garbage snatcher

Velký případ malého detektiva a policejního psa Kykýna

January 1982 •Czech

Thabo and the Rhino Case

November 2023 •English

Eleven-year-old Thabo wants to become a private detective like in the movies. If only his home, the small African village of Hlatikulu, was not the most peaceful savannah paradise. But things take a sudden turn when a rhino is murdered in the neighboring safari park because of its precious horn.

The Strange Monster of Strawberry Cove

October 1971 •English

Three kids think they see a sea monster in the calm waters of Strawberry Cove, and set out to find what's behind the mystery.