All of the Skagit casts complete in the same manner once the fly is correctly anchored. They are in reality combinations of at least two casting movements.
The Avid Angler, Fly Fishing Shop Seattle, WA, Classes, Spey Casting
Modern Spey Fishing: A Complete Guide to Tactics and Techniques for Single- and Two-Handed Approaches: Kustich, Rick: 9780811739825: : Books
Chad Agy Presents: Part 1 Spey Casting
15 Tips For Better Spey casting - from April Vokey.
TFO Spey Casting Basics – Temple Fork Outfitters Canada
Montana Trout Spey Montana Fishing Outfitters
Making the Switch, a Light Introduction to Single Hand Spey Fishing - Flylords Mag
Video Pro Tips: Staying In the Box for Single-Hand Spey or Skagit Casting - Orvis News
RIO's Modern Spey Casting DVD – essential Flyfisher
Intro to Spey Casting – Manic Tackle Project
How to do the Circle Reach Cast - Fly Fisherman