The brother of superstar Hayden Panettiere has been found dead at the age of just 28.
Jansen was found in New York over the weekend, and no known cause of death has yet been released.
A family source who spoke with TMZ media said no further details have been released at this time and the cause of his death remains unclear, but there is no suggestion of foul play.
Hayden has not yet publicly commented on the death.
Jansen was the younger brother of Scream and Nashville star Hayden, who has been in the headlines herself.
But Jansen was famous in his own right, starting off as a child actor who went on to have roles in more recent films and TV series, including the Walking Dead.
Who was Jansen Panettiere?
Jansen was five years his sister’s junior, but followed her into the limelight, as both were child actors. He hit television screens in the early 2000s and appeared on hit US TV shows Blues Clues, and The Martial Arts Kid. he also starred alongside his sister in Disney’s Tiger Cruise, and Racing Stripes,
Did he star in anything more recently?
Yes, he also appeared in hit series The Walking Dead, as Casper, and on the big screen in The Perfect Game, Robots, and Summer Forever.
In 2022, he appeared in the Christmas film Love and Love Not.
Was he famous for anything else?
As well as his time on screen, Jansen was also fond of a paintbrush. He loved art and his Instagram is full of his work. Jansen posted a new image of his graffiti artwork over the weekend hours before his death.
Who else is his family?
As well as famous sister Hayden, Jansen is survived by his parents, former soap actress Lesley Vogel, and New York fire lieutenant Alan Lee ‘Skip’ Panettiere. He also leaves behind his long-term girlfriend Catherine Mitchie, with the pair posing on Instagram just days before his death.