The four kids, Julian, Dick, Georgina and Anne plus the dog Tim go on a bike-trip without any grownups around, but they are soon followed by a another boy, Richard, who is pursued by kidnappers.
2018
2009
2003
2019
2017
1978
1961
2025
2023
1955
2021
2006
1972
1996
1974
1944
