The scenes for which the actors are ashamed

The same way the film “Movie 43" is famous for a complete failure: first, it was completely crushed in tatters by all critics and spectators, and secondly, most of the actors involved in it did not even come to the premiere of the film, considering their participation in the project a big mistake. Hugh Jackman, for example, published a post-message from the future in social networks, where he asks himself to refuse filming in this stupid film. And what films or episodes, in your opinion, could cause not the best feelings for actor to feel?