Complex sentence: Anton graces the cover of the mass trade paperback edition of "Goldengirl" by Peter Lear (pseudonym for Peter Lovesey) having played the title character in the film version known as "Golden Girl," starring James Coburn and directed by Joseph Sargent.
Split into simpler sentences: Anton graces the cover of the mass trade paperback edition of "Goldengirl," written by Peter Lovesey (using the pen name Peter Lear). She had appeared as the title character in the film version, known as "Golden Girl," which had starred James Coburn and been directed by Joseph Sargent.