the film is ( ) better than the others

much
A is much better than B
表示A比B好得多.
这里比较的是“好”,用比较级Better.
同理如果想表示A比B差得多,bad的比较级是worse,就可以用：
The film is much worse than B.
希望这样的拓展能帮到你,学习愉快.