Alma Reville was a lady who was very important in the movie-making world. She helped make really cool movies with her husband, Alfred Hitchcock. Alma was very talented and helped with things like writing the script, picking out the costumes, and making sure everything looked just right on set. She was so good at her job that she was often called the "invisible hand" behind many of the great movies made by her husband. Even though she was amazing at what she did, she often didn't get as much credit as she deserved, but she didn't let that stop her from being awesome. So, Alma Reville was a cool lady who helped make some of the greatest movies ever made.