A wonderful spoof of disaster films, the Big Bus is the worlds first nuclear-powered bus a 75-ton monster on 32 enormous wheels and it's on the maiden journey from New York to Denver. Jockeying the worlds greatest bus, of course, is the worlds greatest bus driver. His co-pilot is given to sudden blackouts and has a penchant for driving on the shoulder of the road. A pair of evil-doers vow to destroy the bus at the outset, only providing hilarious suspense.