The captain didn't wait for the door to close again.
He led them back to where the Captain was waiting.
The Captain was waiting for them on the top step.
"All right, Captain, would you mind telling me what's so important it cannot wait until morning?"
Perhaps the captain was only waiting for night to return to the shore of the lake.
The captain was waiting for the Americans to walk into his trap.
At the top of the plank, the captain is waiting.
The captain and half a dozen guards were waiting for him.
The captain knocked, and waited for a moment before he let himself in.
The Captain was waiting at the entrance to the dining room.