Alec Baldwin’s commanding onscreen presence, coupled with an riveting intensity and gravelly voice few actors possessed, won him big screen acclaim in “The Hunt for Red October” (1990), “Glengarry Glen Ross” (1992), “The Cooler” (2003) and “The Departed” (2006). Off-screen, however, his outspoken liberal politics and his impatience with the Hollywood system initially limited the gifted actor’s leading man potential at his youthful peak. His tempestuous courtship and marriage to actress Kim Basinger – coupled with the view by many in the industry that both were “difficult” – only helped dull