Each year, three brothers Samuel, Jeffrey and Michael Douglas visits their Japanese grandfather, Mori Shintaro whom the boys affectionately refer to as Grandpa, for the summer. Mori is a highly skilled in the fields of Martial arts and Ninjutsu, and …
Victor Wong,
Michael Treanor,
Max Elliott Slade,
Chad Power,
Rand Kingsley,
Alan McRae,
Margarita Franco
Added on Amazon Prime 2023-07-28.
Youtube Trailer