When Roger and his father are boarding the bus, Roger puts his arm around his father so that his father goes up the steps first. When they enter the bus, Roger comes in before his father.
When Roger and Moyra first meet and she turns away to lead them from the main group her drink is empty. The camera cuts and her drink is full.
An opening narrative states that as late as 1954, there were only two physical challenges left to conquer, the climbing of Mt. Everest and the four minute mile. However, Sir Edmund Hillary and Tenzing Norgay reached the summit of Mt. Everest on May 29, 1953.