She represents Sonny Corinthos and Jason Morgan, among others. The role of Diane Miller on General Hospital is played by Daytime Emmy- nominated Carolyn Hennesy. Carolyn also appears in the ABC prime-time series Cougar Town. In addition to The Secret Life of Damian Spinelli, Carolyn is the author of the Pandora's Mythic Misadventures series for tweens. She lives in the Los Angeles area with her fab husband, Donald, two cool cats, and one groovy dog.