The easiest way to see a list of your attendees for an individual event is via the event page.
The event page gives you all the statistics and everything you need to know about your event.
The easiest way to access the event page is to:
Head to your editor and click on an event.
On the left click RSVP / Tickets
Just below (at the bottom of my screenshot) you will see 'see all responses to this event'. Click that and it will take you to a page that looks like this:
Click the 'export csv' button to export all your attendees for that event.