Watch on 123Movies. Prime of Your Life is the story of Samantha who spends her days grinding in pursuit of the dream of becoming a 'working actor.' Most days are spent in her car traversing Los Angeles County from one audition, side gig, acting class, improv team, self-funded indie project, and Bumble date to another. When emerging director Mitchell invites her over to talk about a role in his film she makes a rookie mistake - to hope.