These videos cover various aspects of critical appraisal, and are a great way to familiarize yourself with critical appraisal tools and techniques if you are short on time.
All videos listed here were produced by the University of Sheffield.
Barts Health Knowledge and Library Services have put together a series of bite-sized videos walking you through the process of critically appraising an RCT using the CASP checklist (link opens in new tab). Each video is around 2-3 minutes long.
A video introducing the key elements of critical appraisal, produced by Cochrane Common Mental Disorders, Northumberland, Tyne and Wear NHS Foundation Trust, and Tees, Esk and Wear Valleys NHS Foundation Trust.
This group has produced a number of other critical appraisal videos: