Ds likes caper movies, the cornier the better
Monte Carlo or Bust
Around the World in 80 Days
also
Journey to the Centre of the Earth
The Railway Children
The Iron Giant
The King and I
Mr Hulot's Holiday
Any Laurel & Hardy but esp. Busy Bodies and The Music Box
Bugsy Malone
Big (maybe not for younger siblings though)
The Incredible Journey
Lassie Come Home
The Magic Puddin'
Definitely the Pink Panther, for older end of the range
The Prince and the Pauper