Her eyes darted constantly around the room, and she couldn't sit still.

Our eyes constantly darted around the room, looking for any movement, any sign that Janis had arrived.

Mel pretended not to notice, but she constantly darted stealthy glances his way.

"Oh, very well," she said in exasperation, her eyes darting constantly to the front door.

He looked actually frightened; and his eyes were constantly darting from side to side, warily.

His movements are quick, black eyes darting constantly, never staring at one person or object for more than two seconds.

Men's eyes, in the shadows of their helmets, darted constantly.

His eyes darted constantly about the room.

His constantly darting green eyes were those of a master thief or a master gunner.

He seemed to be supervising them, his eyes constantly darting from side to side.