The main character is of course Tintin. And there are also likely some villains on the Black Island that he has to face.
In 'Tintin the Black Island story', Tintin sets out on an adventure. He encounters various mysteries on the Black Island. There are strange happenings and he has to face some villains. He uses his wits and courage to solve the puzzles and uncover the secrets of the island.
In the first Tintin story, the main characters are Tintin, the young and adventurous reporter, and his loyal dog Snowy.
Tintin himself is surely one of the main characters. He's the brave and curious young reporter. Captain Haddock is also likely to be there, with his unique personality and his love for rum. And of course, Snowy, Tintin's loyal dog.
Tintin is the central figure in 'tintin graphic novel'. He's a curious and brave young man who travels around the world getting into all sorts of adventures. Then there's Snowy, his loyal and sometimes mischievous dog. And we can't forget about Thomson and Thompson, the bumbling detectives who add a lot of humor to the stories with their misunderstandings and clumsiness.
Tintin is the main character. He is a young and brave reporter who is always ready to take on adventures. Captain Haddock is also a very important character. He is a bit of a drunk but has a good heart and often joins Tintin in his adventures.
Captain Haddock is also a key character. His drunken yet endearing personality and his loyalty to Tintin add a lot of humor and depth to the stories. For example, in many adventures, his antics and his knowledge of the sea are important elements. And Snowy, Tintin's dog, is always by his side. Snowy is not only a cute pet but also often helps Tintin in different situations, like sniffing out clues or warning him of danger.
Since I haven't read 'the secret island story', it's hard to say precisely. However, typical main characters in such a story could include a protagonist, perhaps a child or a young adult, full of wonder and a sense of adventure. There may be a sidekick, someone who is always there to support the main character. And then there could be an antagonist, not necessarily a bad person but someone who has different ideas or goals than the others on the island, which could create some conflict within the group.
There could be a boy and a girl as the main characters in the 'island of kids story'. The boy might be adventurous and always ready to explore new parts of the island, while the girl could be more cautious and good at taking care of the others. There might also be some side characters, like a younger kid who needs protection.
I really can't say for sure who the main characters are without more details about the 'island of children story'. But generally in such stories, the characters are children who have distinct traits. It could be a child who is a bit of a misfit in the normal world but finds his or her place on the island. There could also be a character who is the peacemaker among the group of children, preventing fights and helping them work together to face the challenges of the island.
The main characters are typically those who are part of the initial group of singles on the island. They are people from different backgrounds, with different personalities. Some might be more outgoing and confident, while others could be shy at first. Each of them plays a role in the various relationships and dramas that unfold throughout the 'Love Island Story'.