Adaptation by Peter Barnes of a play written by John Marston in 1605.
An especially good edition of Marstonís original plays:
The Malcontent and Other Plays, Keith Sturgess ed.: Oxford University Press, 1997. Also contains the "Antonio" plays.1. A good general handbook for Marston and other English dramatists of the era:
The Cambridge Companion to English Renaissance Drama, edited by A. R. Braunmuller and Michael Hattaway: Cambridge University Press, 1990.2. For more information on John Marston, see the entry for Antonio in the Plays Section.
3. For more information on Peter Barnes, see this entry in the Film/TV.