Build relationships with casting directors, agents, and other actors in the industry to increase your chances of landing auditions and roles. Another important step in becoming a theater actor is to build a strong and versatile acting portfolio. This can include headshots, resumes, demo reels, and a website or online presence showcasing your work. Keep your portfolio updated with your latest projects and accomplishments to impress potential casting directors and agents. Auditioning is a crucial part of the theater actor's journey. Be prepared to audition for a wide range of roles, from small community theater productions to professional theater companies.