Watch closely the second time Hercules takes up Ulysses' challenge to bend the iron torch stand in an attempt to remember who he is. He successfully does so, and then unbends it just as easily, leaving a slight curve in the stem. However when he returns the stand to its original location, the stand is perfectly straight.
At 23 minutes the tiger trainer is seen from the side and he's holding a whip in his right arm. Then there is a short shot of him from the front and he's holding it in his left. When the shot changes angle it is once again in his right hand.