The screencast contains,
-Where to find the Service documentation + WSDL and what are the information available in there.
-How to generate the PHP client from the WSDL using wsdlphp tool.
-What is in the php file generated from the wsdl2php tool and how you select the required operations to invoke.
-How to fill the input parameter for the web service operation
-How to handle the response returned from the service.
-Finally It shows some different ways the data that you are extracting from the service, can be presented to your user.