Instructions
Connect the Wii to your network and navigate to the Wii Shop Channel. It is located in the Wii menu. Accept the User Agreement if you have not previously done so.
Select "Start Shopping" and "Wii Channels." Choose "Internet Channel" and select "Yes" to agree to the charges (0 Wii points).
Allow the Internet Channel to download and launch it from the Wii menu.
Point the web browser to the BBC iPlayer home page (see Resources). Select the "WWW" button in the Internet channel to enter the URL. Use the on-screen keyboard to enter the URL, and click the "OK" button when finished.
Navigate to the program that you wish to watch using the Wii Remote and select it to begin streaming.