Though blessed with new interviews with surviving band members Jimmy Page, John Paul Jones and Robert Plant, the timid profile represents a missed opportunity.

"Becoming Led Zeppelin," a documentary about the iconic English rock band, will play on the big screen in 2025.

An earlier version of this review of the documentary “Becoming Led Zeppelin” attributed an erroneous distinction to the movie. It is an authorized portrait of the band, not an unauthorized one.