Final answer:
The person whose role includes the overall responsibility to complete an activity or task in a theatre production is the producer. The producer is responsible for providing the necessary funds for the show and acts as the owner of the production.
Step-by-step explanation:
The person whose role includes the overall responsibility to complete an activity or task in the context of a theatre production is the producer.
The producer is the individual or organization that is responsible for providing the necessary funds to put the show on its feet.
They make the production financially viable and ensure that everything flows up to them as the owner, just like an owner of a sports team.
The producer hires different players, such as the director, who is responsible for recruiting the team players, i.e. the actors.
Other roles involved in a theatre production include the playwright, actor, director, set designer, costume designer, light designer, prop designer, sound designer, choreographer, and more.