Former General Hospital star John Stamos loved being able to work with acting legend Danny Devito on his latest film project. Stamos stars in the new movie Drag, which debuted last weekend at the legendary South by Southwest film festival in Austin, Texas.General Hospital alum has another big roleJohn Stamos and family | Images: John Stamos/InstagramDrag is a comedic horror film from writer-directors Raviv Ullman and Greg Yagolnitzer. It is a passion project for Devito (Taxi, Twins, It’s Always Sunny in Philadelphia) and two of his three children, Lucy and Jake, who all serve as producers. Lucy also stars in the film.He shared personal photos with his wife, Caitlin McHugh, plus several posed shots with Devito and other cast members. He also showed a picture of himself and other cast members answering questions at an event during the premiere.“DRAG made its world premiere at @sxsw last night, and the reviews have been…killer," Stamos wrote. "You’re in for a wild ride with this one. It was such a joy to work with these talented people and explore a totally different kind of character than what I’m used to playing. Fun fact: @dannydevito made an IG account solely for this movie. Give him a follow. Congrats to the team! @dragthemovie coming soon…” View this post on Instagram Instagram PostMcHugh commented on her husband's post, saying, “So proud of you! Can’t wait for the world to see it!"People magazine interviewed Stamos at the event, and the former Blackie Parrish heaped a lot of praise on the legendary comic actor.“I've always gravitated towards older gentlemen in my career and mentors,” Stamos said. “I've been a Danny DeVito fan my whole life, and I've always wanted to just meet him and to get to work with him.”Drag is about two sisters whose robbery of an upstate New York home turns into a nightmare when one of them throws out her back and becomes immobilized on the second floor. The night spirals out of control as they embark on a painful journey to make it out before the homeowner returns.Lizzy Caplan (Cloverfield) plays the robber who injures herself.John Stamos played Albert "Blackie" Parrish on General HospitalJohn Stamos on General Hospital | Image: ABCDrag enabled the Full House and GH alum to stretch himself as an actor. “It does become very dark in this movie. I watched a lot of true crime. And I really wanted to change my look,” he told People.Stamos recently announced he is writing a new book about fatherhood.Catch all-new episodes of General Hospital weekdays on ABC and Hulu.