From left: Grayce Toon (Ivy) and Johncarlo Zani (Jones) in "Failsafe" at The Broadwater (Photo by Ariana Savci) “Failsafe” — a dark comedy by Phil Carroll that performed at the 2025. Edinburgh Fringe Festival following its New York City premiere — centers on Ivy (Grayce Toon) and Jones (Johncarlo Zani), two people locked in a toxic, self-perpetuating situationship. Written with a sharp, cyclical structure, the play follows the pair’s repeated, unsuccessful attempts to kill on