The Barrier loomed behind him, with nothing to show where the opening had been.

"I'll go," she said, and left the room before anyone could say anything, to return after a few moments with the professor looming behind her.

She could almost feel the closed door looming behind her.

She left the house, its dark mass looming behind her.

The figure of a tall man loomed suddenly behind him.

That was the big wall of earth they'd seen looming behind the town, Steve assumed.

Barely in time, too, for now dawn was looming behind them.

The half dozen others looming behind him out of the darkness felt the same way.

"Somehow I feel there's another movie looming behind this one," he said.

There were a number of tall, big shapes looming behind it.