He reaches the beachfront .
He looks forward to his swim in the sea , but finds himself unable to change into his swimming trunks without exposing himself to a man ( Roger Sloman ) wearing sunglasses sitting in a nearby deckchair .
Reaching the beachfront , he looks forward to his swim in the sea , but finds himself unable to change into his swimming trunks without exposing himself to a man ( Roger Sloman ) wearing sunglasses sitting in a nearby deckchair .