Welcome to our Regency Thunderdome, where we will endeavor to answer this question once and for all.

Here are four highlights across TV, film and podcasting from the second half of the year.

Mr. Reiner, who was arrested in connection with the deaths of Rob and Michele Reiner, once estimated he had been in drug treatment 18 times as a teenager.Nick Reiner, who is in custody but has not been charged with a crime, has openly discussed his battles with heroin and cocaine in interviews and podcasts.

In films like “A Few Good Men,” the director’s ideas of honor and morality were stated as plainly as could be.

The actor-turned-director spent decades at the forefront of the entertainment world.