The theme song lyrics (performed by an all-male chorus) introduce the lead character and also describe the setting.

It also would play an occasional vocal selection (often sung by a chorus).

A sudden stunned silence followed by a chorus of angry shouts.

This box is constructed so as to give a hollow and reverberating tone when struck simultaneously by a chorus of men sitting around it.

The cast is very large and supported by a mixed chorus.

Followed immediately by a swelling chorus of many voices screaming in panic.

The cast is small but backed by a male chorus and various offstage effects.

Instead they were augmented outside by a growing chorus.

- followed by a chorus of "All fall down!"

He falls asleep, and his heartbeat (conveyed by an offstage chorus) stops for ever.