The eyes of the three bandits darted back and forth between them.

His dark eyes darted back and forth around the table.

Her small bright eyes darted back and forth between us.

The three kept smiling, but their eyes darted back and forth.

They darted back and forth, unable to rest on one object for long.

The mouse darted back and forth in front of the building, but never left.

Rourke's eyes darted back and forth between the two men.

He did, but his eyes darted back and forth nervously.

His eyes darted back and forth from one screen to the next; he couldn't decide what to look at.

Her eyes darted back and forth from the mirror to the street.