Shut up, will you?
You can talk when you get safe out of this." He tip-toed away, Pete following.

The quivering searchlight crept along the hall; it picked out the stairs.

Halfway down, Pete touched his guide on the shoulder.
"Wait!" Standing on the higher stair, he whispered in the larger man's ear: "You got all the keys ?" "Yes." "Give 'em to me.

I'll let all the prisoners go.

If there's an alarm, it'll make our chances for a get-away just so much better." The Samaritan hesitated.
"Aw, I'd like to, all right! But I guess we'd better not." He started on; the stair creaked horribly.