Huff and Puff is a comic animated look at the serious problem of hyperventilation. Produced for the Royal Canadian Air Force to inform air crews about the dangers, and serious side effects, of hyperventilation in high altitudes. The film shows how to recover with appropriate respiration and emphasizes that this problem can occur in other situations, such as when a person is under stress.
A woman impressed by news reports about flying saucers, gets hit on the head by a vase, passes out and dreams that she is the 'Queen of Mars', from where she sends an expedition to Earth in order to bring back Rio's Carnaval to the planet.
A young woman welcomes a stranger into her home who pretends to have an accident. After a fleeting romance, the two marry and she immediately inherits a fortune due to the death of her uncle.
Mr Pastry's social climbing daughter, president of a society for the rehabilitation for ex-convicts, hides the fact that her father is himself a prisoner.
