Small documentary returning to the different periods of metal and their inspiration for the creation of their album cover.
| Release Date | February 19, 2020 | |
|---|---|---|
| Status | Released | |
| Original Title | The Art of Metal | |
| Runtime | 1h 13min | |
| Budget | — | |
| Revenue | — | |
| Language | — | |
| Original Language | French | |
| Production Countries | — | |
| Production Companies | ||