The nudity in this film is limited to immediately after Karik (Aleksei Chertsov, 9) and Valya (Anna Dikul, 7) shrink in size. They fall into the water, and we see their nude back-sides as they fall. Afterward they wear loincloths.
Joey (Jesse Bradford, 16) gets arrested as he exits the shower and in his haste to get away his towel falls off from him as he is climbing over the furniture.
Martin is trapped on a tree house and makes a rope from his clothes to climb down from a tree. On the way down he gets his underwear caught on a branch. His underwear tears off and comes off him. Martin ends up completely naked save for his socks and shoes and runs off.