How to Animate Walk Cycle In After Effects, This is a great tutorial from Tony Babel he is a Multidisciplinary Designer, Animator & Illustrator with More than 10 years of experience.
Simulating a Walk Cycle In After Effects
In this tutorial, you will learn. How to animate a walk cycle on a simple 2d character without plugins or rigging. Only using shape layers and path animation. The project files can be downloaded from here.