This is Orson Welles, by Peter Bogdanovich and Orson Welles
Shakespeare: The Invention of the Human, by Harold Bloom
On the Road, by Jack Kerouac
Sergio Leone: Something to do with Death, by Sir Christopher Frayling
Hitchcock/Truffaut, by Francois Truffaut
Something like an Autobiography, by Akira Kurosawa
The Life of Johnson, by James Boswell
Scorsese on Scorsese, by Martin Scorsese
Easy Riders, Raging Bulls, by Peter Biskind
The Western Canon, by Harold Bloom
This isn't a top ten, it's just the first ten that came to mind. Lemme know if you find any of those choices useful or if you want more.