The final actor to arrive was Josh.

Josh: Hi. My name is Josh.
Casting Director: Hi. Nice to meet you. Did you get a copy of the lines?
Josh: Yes. I'd also like to do a monologue.
Casting Director: Good. You can start when you're ready.
Josh: Cool. *Goes to the back, and pulls up a chair*
Casting Director: What do you need that for?
Josh: You'll see. *Puts the chair in the middle of the stage, sits in it, and pretends to drive a car*

The Casting Director, and Roger started whispering to each other.

Casting Director: what is he doing?
Roger: it looks like he's pantomiming. play along with it for now....