Tiffany Shepis (born 11 September 1979; age 44) is an actress who played Doctor Ohk in the third season of Star Trek: Picard.
She started acting on screen at the age of 16 and is best known as a "scream queen" in low budget, often direct-to-video horror films. She is married to Picard writer and co-executive producer Sean Tretta.
Her credits include Tromeo and Juliet (1996), Ted Bundy (2002, with Julianna McCarthy), The Ghouls (2003), Devils Moon (2004), Dorm of the Dead (2006), Nympha (2007), Chainsaw Cheerleaders (2008), Bonnie & Clyde vs. Dracula (2008), The Prometheus Project (2010, with Ed Lauter), Psycho Street (2011), Axeman at Cutter's Creek (2013), Sharknado 2: The Second One (2014, with Andy Dick), She Wolf Rising (2016), Death House (2017, with Tony Todd, Adrienne Barbeau, Michael Berryman, and Sid Haig), and Axeman: Redux (2020).
In 2016, Shepis guested in an episode of Terry Matalas' 12 Monkeys, which starred Aaron Stanford and Todd Stashwick.