This episode goes behind the scenes of the 1995 documentary; new mixes of “Free as a Bird” and “Real Love” are coming out; and an updated book is due.

For decades, The Beatles Anthology has been a definitive document of the band, consisting of a documentary, compilations albums, and a book. It gets updated from time to time, and now is one of those times. It’s a big one, too: There’s a new documentary episode and a new music collection.