Some are, many are not. If you research you will find that until things were shut down by the plague, most Actors were working very hard. As waiters in restaurants throughout LA and New York City.
Medias can easier make a movie star and can be ruin a movie star, too.
When medias say you are good, you are a good actor; When medias dislike you, fans hate you,too.
Being an good actor also very depend on the man's talents, appearance, postures, behaviors.
Statistic shows this is not an easy money job until they become famous. These famous actors often abuse drugs and alcohol in some degree because they are usually suffer high mental stress in this position, and finally ended up a very sad ending.
In reality, image if you are able to get a good job, will you consider to be an actor? Same to a man, if you are able to get a good job, he won't dream to be an actor unless his major was study art performance. Many actors actually burned in a very sad and poor family background.