How Agencies Run Creator Casting

For agencies, casting creators is a core skill. Clients rely on agencies to find creators who fit the brand, can deliver on time and will make content that works. A structured casting process saves time, reduces mistakes and gives clients confidence in your recommendations.

This guide outlines how agencies typically run creator casting from brief to booking.

Step 1: Turn the client's goal into a casting brief

Clients often arrive with broad goals: "We want UGC for our new product" or "We need travel creators for summer." Your first job is to translate that into a casting brief that describes the creators you need:

Content type: UGC for the client's channels, posts on the creator's own account, or both.
Formats: talking to camera, voiceover, lifestyle, tutorials, photos.
Category experience: beauty, food, tech, travel, fitness, home.
Look and setting: age range, home environment, lifestyle, location.
Tone: expert, relatable, playful, premium.
Audience requirements, if creators will post.
Number of creators and volume of content.
Timeline and any shoot dates.
Usage and exclusivity the client needs.

Confirm this with the client before you start sourcing. Casting against an unclear brief leads to wasted shortlists.

Step 2: Source creators

Agencies usually source from several places:

Your existing roster of creators you have worked with.
Creator platforms where creators apply to briefs.
Social platforms, searching by niche, hashtags and similar accounts.
Referrals from creators and other agencies.
Open casting calls, where you publish the brief and invite applications.

Open calls on a creator platform can be especially efficient, because creators self-select and apply with relevant work already attached.

Step 3: Screen applications

Screening is where most of the work happens. Review each candidate against the casting brief:

Portfolio quality: hooks, clarity, technical quality, product handling.
Fit: category, look, setting and tone.
Professionalism: how they communicated in their application.
Availability: can they meet the timeline?
Terms: are they open to the client's usage and exclusivity requirements?

Use a consistent scoring approach so different team members reach similar decisions. Our guide to how brands vet UGC creators covers the review criteria in more depth.

Step 4: Build a shortlist

A shortlist should give the client a real choice without overwhelming them. For each role or slot, present a handful of strong options. For each creator, include:

name or handle,
two or three of their most relevant videos,
a short note on why they fit,
availability and any terms to note,
the proposed fee or package if relevant to the client presentation.

Order the list by your recommendation. Clients value an agency's opinion, not just a list.

Step 5: Present to the client

Make the presentation easy to review on a phone and on a laptop. Keep it visual. Explain your recommendations briefly and be ready to suggest alternates if the client rejects someone. Agree on a deadline for the client's decision so creators are not left waiting indefinitely.

Step 6: Hold and confirm

Creators are often juggling several opportunities. When a client shows interest, consider placing a light hold: let the creator know they are shortlisted and ask whether they can keep the dates open until a set time. Once the client approves, confirm promptly in writing with:

deliverables and formats,
timeline and review windows,
revisions,
usage and exclusivity,
payment terms and who pays,
product shipping or shoot details,
disclosure requirements if posting.

Let creators who were not selected know as soon as possible. A quick, polite message protects your reputation with the creator community.

Keep a casting tracker

When several projects run at once, a simple tracker prevents double-booking and forgotten holds. For each creator, record the project, the status (contacted, applied, shortlisted, on hold, confirmed, declined), the hold expiry date, the agreed terms and the next action. Review it daily during active casting. It takes minutes to maintain and saves the embarrassment of offering a creator a project they were already told they did not get.

Step 7: Brief and onboard

Once booked, send the full creative brief and any brand guidelines. Set up a clear communication channel and name a single point of contact on the agency side. Confusion over who gives feedback is a common source of delays.

Managing client expectations

Explain that strong creators book up quickly, so decision speed matters.
Be honest about trade-offs between budget, timeline and creator experience.
Set expectations on how many revision rounds are included.
Remind clients that broad usage and exclusivity affect creator fees.

Building a roster from casting

Every casting round teaches you something. Keep notes on creators who impressed you, even if they were not selected. Over time this becomes a roster you can turn to for fast turnarounds. Our guide on building a creator roster explains how to organize it.

Common casting mistakes

Starting to source before the brief is agreed.
Shortlists that are too long, or without recommendations.
Leaving creators waiting without updates.
Agreeing terms with the client that creators were never told about.
Losing track of which creators are on hold for which projects.

Frequently asked questions

How many creators should be on a shortlist? Enough for a real choice per slot, but few enough that the client can decide quickly.

Should agencies share creators' fees with clients? That depends on your commercial model and agreements. Whatever you choose, be consistent and transparent with creators about what they will be paid.

How quickly should creators hear back? As soon as a decision is made. A short update, even "still waiting on the client," keeps trust.

Unresourced gives agencies a place to publish casting briefs, review creator applications and manage shortlists for multiple clients. Open a free agency account and run your next casting call.