In a live interview Thursday on ABC 7 Eyewitness News, McKenna teased upcoming twists, including tension between Brennan and Carly and secrets Josslyn is hiding from her mother.
"There's a lot going on beneath the surface," he said.
Soap Chat: Chris McKenna Part 2
McKenna also hinted at possible scenes with soap legend Erika Slezak, who begins airing Friday. Fans spotted the two together on Instagram, along with Jessica Tuck - a former "One Life to Live" star who recently directed an episode.
Catch "General Hospital" weekdays at 2 p.m. on ABC 7.