A talent agency finds and negotiates work for performers and writers. The commission structure that pays it determines what the job includes and what it excludes.
Commission aligns the incentive narrowly
Agents are compensated as a percentage of the earnings they secure, which means they are paid only when a client works and only in proportion to the fee.
This aligns the agent with the client on the dimension of getting paid work, and aligns them less on anything that does not generate a booking.
It also means an agent's attention follows earning potential, which is why representation is difficult to obtain before a performer has demonstrable earning history.
Access is the product being sold
Much of what an agency provides is knowledge of what is being cast, commissioned or financed before that information is public, and relationships with the people deciding.
Casting and commissioning staff rely on agencies to filter, since receiving submissions from every interested performer would be unmanageable.
That filtering role is what gives established agencies leverage, and it is also why the relationship runs in both directions rather than being purely advocacy.
Packaging bundles clients together
Large agencies sometimes assemble several of their own clients into a single project, supplying writer, director and cast from one roster.
This is efficient for buyers, who acquire an assembled project rather than building one, and it strengthens the agency's position in the negotiation.
It has also been contested, on the argument that an agency assembling a project may face conflicts between its clients' individual interests and the package's viability.
Managers and lawyers do different work
A manager typically advises on career direction and carries a smaller client list, working over a longer horizon than any individual booking.
An entertainment lawyer reviews and drafts the agreements themselves, and is usually paid by hour or by fee rather than by commission.
The division is not always clean in practice, and rules governing who may procure employment for a performer differ between jurisdictions.
Regulation exists because of past abuses
Agencies in some jurisdictions are licensed, with limits on commission rates and requirements about contract terms and the handling of client money.
These rules developed in response to historical exploitation of performers with little bargaining power and little access to independent advice.
Because the requirements are jurisdiction-specific and revised periodically, anyone entering a representation agreement should have it reviewed by an adviser familiar with the local regime.