The plot is ridiculous, but if you can 'suspend (your) disbelief' [=allow yourself to believe that something is true even though it seems impossible], it's an enjoyable movie.
a wire 'suspended between' two poles [=hung so that it is attached at each end to a pole]
The police officers were 'suspended' without pay for their conduct.
(..) "...with certain unalienable rights. Among these are life, liberty and the pursuit of..." Looks like the night shift's coming on. The Senator will please suspend until order is restored in the chamber. Half of official Washington is here to see - - democracy's fine show: the filibuster. (..)1939 Mr. Smith Goes to Washington
(..) Evidence has come to our attention - - that Senator Smith is unworthy to address this body. Get the senators. Something's going on inside. Come on. The Senator will please suspend until order is restored in the chamber. All the senators are wanted on the floor. What's going on, Joe? (..)1939 Mr. Smith Goes to Washington