On the boat, bomb explodes about 4 seconds later than its counter suggests.
The Cadillac limousine became a '60s Lincoln Continental with suicide doors when it went over the cliff.
When Jourdan's four henchmen are thrown out of the hotel room window into the pool, they are all supposed to be unconscious, but the second one grabs hold of the window ledge with his hands and visibly propels himself out.
A cable can be seen attached to the back of the limo as it goes over the cliff.
After the car goes off the cliff, the entire camera crew is visible reflected in the side of Fröbe's motorcycle helmet.