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How to Build a Monster: Inside Dacre Montgomery's Intense 'Stranger Things' Prep

Bestie AI Pavo
The Playmaker
An evocative image showing the intense psychological transformation involved in the Dacre Montgomery role preparation for Billy Hargrove. filename: dacre-montgomery-role-preparation-billy-hargrove-bestie-ai.webp
Image generated by AI / Source: Unsplash

The email lands in your inbox. It’s the promotion, the project, the one opportunity you’ve been working toward. After the initial thrill, a cold, quiet dread washes over you in the blue light of the screen: Am I actually ready for this? That feeling—...

Feeling Unprepared for Your Own 'Big Role' in Life?

The email lands in your inbox. It’s the promotion, the project, the one opportunity you’ve been working toward. After the initial thrill, a cold, quiet dread washes over you in the blue light of the screen: Am I actually ready for this? That feeling—that gap between who you are and who you need to become—is a profoundly human one.

This isn't just imposter syndrome; it's the recognition of the mountain ahead. It’s the same challenge any artist faces, particularly an actor tasked with embodying a character worlds away from their own soul. It’s the challenge a young Dacre Montgomery faced when he was cast as Billy Hargrove, a character of immense charisma and terrifying rage.

As our emotional anchor Buddy would remind us, that tremor of doubt isn’t a sign of weakness. It’s a sign that you understand the stakes. “That wasn't stupidity,” Buddy would say, placing a comforting hand on your shoulder, “that was your brave desire to rise to the occasion.” Before you can strategize, you must first validate the fear. It’s the starting point for any meaningful transformation.

The Blueprint: Deconstructing an Actor's Process

Transformation is never accidental. As our in-house analyst Cory often points out, “Let’s look at the underlying pattern here. A compelling performance is not magic; it's a meticulously constructed process.” The journey of Dacre Montgomery into the violent, wounded heart of Billy Hargrove is a powerful case study in methodical creation.

It began long before the cameras rolled, with the now-infamous Dacre Montgomery audition tape—a daring, unhinged performance that showed his absolute commitment. This wasn't just about reading lines; it was about building a psychological foundation. A key part of these actor preparation techniques involves creating a character backstory. Dacre Montgomery has spoken about developing a rich history for Billy, exploring the paternal abuse that fueled his rage and insecurity. He didn’t just play a villain; he reverse-engineered the pain that created one.

This intellectual work was paired with a significant physical transformation for a role. He changed his diet, his workout routine, and even his posture to occupy space with Billy’s signature arrogance. This is where method acting inspiration comes into play—not just pretending, but becoming. He curated playlists to tap into Billy's chaotic energy and used sensory triggers to stay in character, demonstrating a holistic approach to his craft that began years earlier at the prestigious WAAPA acting school.

Cory would frame this with a powerful permission slip for all of us: “You have permission to build your own process, piece by piece, even if it looks unconventional to the outside world. Your preparation is for you, not for them.”

5 Steps to Prepare for Your Next Big Challenge

Validation and analysis are crucial, but at some point, you have to make a move. This is where our strategist, Pavo, steps in. “Emotion is the fuel, but strategy is the engine,” she’d say, pulling out a whiteboard. “Let’s translate the Dacre Montgomery role preparation for Billy Hargrove into an action plan for your own life.”

Here is the five-step blueprint to prepare for your next big personal or professional challenge:

Step 1: The Backstory Audit
Just as an actor creates a character history, you must audit your own. What skills, experiences, fears, and past wins are you bringing to this moment? Write them down. Understanding your starting point prevents you from feeling like an imposter and grounds you in your authentic capabilities.

Step 2: The 'Physicality' Shift
How do you need to show up? This isn't just about a new suit. It’s about embodying confidence. Practice a power pose before a big meeting. Adjust your posture. Make deliberate eye contact. Your physical presence can profoundly shift your internal state and how others perceive you.

Step 3: Curate Your Sensory Input
What music makes you feel focused and powerful? What scent calms you down? Like Dacre Montgomery’s character playlist, you can build a “sensory toolkit” to manage your mindset. Control your environment to control your emotional state before a high-stakes event.

Step 4: The 'Audition' Rehearsal
No actor walks on set without rehearsing. Why should you walk into a major life event cold? Practice the presentation. Role-play the difficult conversation with a trusted friend. Run through your key talking points in the car. Rehearsal builds muscle memory and quiets the anxious voice in your head.

Step 5: Full Embodiment on 'Game Day'
When it’s time to perform, commit fully. Trust the preparation you’ve done. Leave the self-doubt in the “dressing room” and walk into the situation with the confidence that you have done the work. You are not pretending; you are stepping into the version of yourself that you have intentionally and strategically built.

FAQ

1. What acting school did Dacre Montgomery go to?

Dacre Montgomery is a graduate of the Western Australian Academy of Performing Arts (WAAPA) in Perth, Australia. It is one of the country's most prestigious drama schools, with alumni including Hugh Jackman.

2. How did Dacre Montgomery prepare for the role of Billy Hargrove?

His preparation was extensive, involving creating a detailed character backstory of abuse, undergoing a physical transformation through diet and exercise, using music playlists to tap into the character's energy, and submitting an intense, unconventional audition tape that showcased his full commitment.

3. What can I learn from actor preparation techniques for my career?

Actor preparation techniques offer a powerful framework for personal and professional growth. You can apply principles like 'creating a backstory' (auditing your skills), 'physical transformation' (adjusting your body language for confidence), and rehearsal to prepare for major challenges like job interviews, presentations, or leadership roles.

4. What is method acting inspiration?

Method acting inspiration refers to drawing from techniques where an actor strives to achieve a deep, emotional identification with their character. This can involve using personal memories, sensory triggers (like music), and extensive research to make the performance more authentic and internally motivated.

References

backstage.comHow to Prepare for a Role You’re Not ‘Right’ For