In Jurassic Park (1993) the cast was actually willing to film a movie with dinosaurs due to the fact that it was mostly CGI and dinosaurs went extinct millions of years ago. :
They're back': Original 'Jurassic Park' cast returning for 'Jurassic World 3'
Where original Jurassic Park cast are now - secret kids to Peaky Blinders role, shock career change and tsunami tragedy | The US Sun
Where the Kids of'Jurassic Park and Jurassic World Are Now | SYFY WIRE