The casting of unknown actors also helped keep the film's budget down.

Great idea to get somewhat unknown actor for the role.

The role helped boost him from an entirely unknown actor to a film star.

For those parts, the show wanted to cast unknown actors.

The director chose to cast several unknown actors in the film.

He said that, in another effort to keep costs down, the movies would use relatively unknown actors.

Were your wife an unknown actor, this would be a different matter.

However, Disney decided to go with a relatively unknown actor instead in order to keep the budget down.

Prior to that, the role was played by a few unknown actors.

The leading role in the film has been given to an unknown actor from Australia.