Film
duologue
Drama
Thriller

The Rat in the Building

from The Departed

Written by William Monahan

The Departed

An undercover officer meets with a police sergeant to reclaim his identity, unaware that he is speaking to the very mole he has been hunting.

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Scene PreviewExcerpt — subscribe to read full scene

COLIN

Good to see you Trooper.

BILLY

Yeah. "Trooper".

COLIN

Colin Sullivan. We spoke on the phone. How long have you been undercover?

BILLY

Long time. Long fuckin’ time.

COLIN

I can’t begin to tell you what a debt we owe you. I want you to know I’ll be recommending you for the Medal of Merit.

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Scene Notes & Audition Tips

5 sections
About This Scene

This contemporary duologue from *The Departed* features a high-stakes encounter between two men on opposite sides of the law, though neither is fully aware of it. Billy, an undercover police officer, desperately seeks to reclaim his life and identity after infiltrating a criminal organization. He meets with Colin, a seemingly helpful police sergeant, to process his return. The dramatic irony lies in the audience's knowledge that Colin is the mole Billy has been tasked with hunting. The scene brims with simmering tension as Billy yearns for normalcy while Colin deftly navigates the conversation, concealing his true agenda and probing for information.

Character Analysis

Billy is a man pushed to his breaking point, deeply traumatized by his undercover experience and struggling to distinguish his true self from his adopted persona. He exhibits profound weariness and raw vulnerability, desperately craving his old life back, yet also displaying a hardened, cynical edge. Colin, in stark contrast, projects an image of professional authority and empathetic concern. Beneath this facade lies a shrewd, calculating individual adept at manipulation and deceit. He maintains composure and control, carefully choosing his words to extract intelligence without revealing his treacherous nature, embodying a dangerous anti-hero quality.

Why This Works for Auditions

This scene is an excellent choice for auditions because it offers a complex interplay of emotional states and hidden agendas, allowing actors to showcase a broad range of skills. The subtext is incredibly rich, with both characters communicating more through what they don't say, demanding nuanced choices and strong listening. It provides clear, defined objectives for each character – Billy seeking his identity, Colin seeking information and maintaining his cover – creating tangible dramatic conflict. The contemporary setting and relatable themes of betrayal and identity make it accessible and impactful for a general audience.

Best Suited For

This duologue is particularly well-suited for male actors aged 25-35 who can embody intense, gritty roles with a strong sense of internal conflict. It’s ideal for those looking to portray either a weary, traumatized detective or a cunning, composed anti-hero. Actors with leading man potential who can handle complex emotional landscapes and deliver high-stakes dramatic tension will thrive with this material. It's an excellent piece for agent showcases, self-tapes, or general practice, providing ample opportunity to demonstrate depth and nuance.

Performance Tips

When approaching this scene, actors should focus on the deep-seated motivations and hidden emotional lives of their characters. For Billy, lean into the exhaustion and profound sense of loss, allowing raw emotion to surface beneath his guarded exterior. For Colin, maintain outward composure and professional concern, but let subtle gestures or vocal inflections hint at his underlying manipulation and concealed threat. Pay close attention to the rhythm of the dialogue and the unspoken power dynamics at play. The true drama lies in the subtext, so ensure every line delivery and reaction is informed by what the character knows versus what they don't know, and what they are trying to achieve.

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