A feature film about a rally driver who must win an Alpine car rally to keep the family Petrol station, and the Villains who try to cheat him from winning and take away his business.
M.G. and family arrive at Eastern Docks. The car is craned on board ship and the family cross the Channel. Harbour with "Marseilles" supered. The family arrive at a hotel where they meet their benefactor Mr Henderson. Two villains see the family depart the hotel, they finish their meal and go the French rally officials. They make a complaint against the M.G.
No. "57", and leave satisfied.
The rally officials explain there has been a complaint, as John is using his son Wilfred as navigator, the car is too light. The daughter Annette says that she is travelling with them and that will make the car heavier. The official agrees. The family and Mr Henderson meet back at the hotel with the Rally passes, they are ready to go.
It is dark when the race starts. John and his two children drive along dirt mountain roads. They are followed by the villains, who overtake them forcing the M.G. into the side of a bank. To the villains annoyance they are still in the race. The M.G. follow the villains across the Italian boarder. They drive along alpine scenery. The villains plan their next attack. Sabotage the MG at night.
John and his family arrive at their hotel. Wilfred rings Mr Henderson and Chris with race news. That night Annette and Wilfred go to the car pound to get a map from their car. They are apprehended by an official, and the villains are free to sabotage the rear wheel of the MG. After the children leave, and the villains complete their dirty work. The guard finds some cotton on the barbed wire enclosure fence.
The next day John and family set off for a mountainous section of the rally. Gleefully the villains watch them drive off. Their car No 229 is checked out after them. They expect the MG to be off the road at the first hairpin bend.
However John senses there is something wrong, stops the car, finds his wheel loose and tightens it. They carry on still unaware someone is trying to sabotage their car.