Trick at 1:20
The flyer starts standing on the Swinging Cradle. They move to a position where they are kneeling on the catcher's shoulders. At the peak of the swing (at the back) the flyer falls backwards and is caught by the legs by the catcher.
You can find out more about this trick in my books:
Thanks to Darryl and Gemma for providing a video for this page.