As often occurs, they mix up the airplane stock footage. The plane taking off near the end has 2 tails, like a B-25. Later, in flight, it is depicted as a single-tailed plane like most aircraft.
When Ginger mistakes Illya for the pool repairman, she calls him the "strong, stilent" type. She stalled on it for a moment, trying to correct herself, but went ahead with it anyhow.