Honey, We Shrunk Ourselves

Inventor Wayne Szalinski (Rick Moranis), having shrunk and blown up his offspring in two prequels, now succeeds in shrinking himself, his brother and their wives when yet another experiment goes wrong.

They must try to make their way downstairs to attract the attention of their children, braving hazards such as a float in a soap bubble and a crash landing in a bowl of dip along the way.