1.   And then he turned to thank his rescuers.

2.   As he turned to thank his rescuer, he recognized the well-known face of the great Shakespearean actor, Edwin Booth!

3.   He turned to thank the woman, but she was gone.

4.   Several times, she turned to thank them.

5.   When he turned around to thank the Albanian, the man had disappeared.

6.   When she turned around to thank him, he was gone.