The Clarify plugin allows you to make any audio or video embedded in your posts, pages, etc searchable via the standard WordPress search box.
Blubrry PowerPress brings the essential features for podcasting to WordPress including full iTunes support, Web audio/video media players and more.
Dicentis is a new podcast plugin which has its main focus on CMS based Websites. With Dicentis it is possible to offer multiple podcasts with one Word
Pull podcast episodes from your Buzzsprout account and quickly add them to your blog posts with beautiful HTML5 audio players.
Blip TV Episodes plugin will allow you to setup a video widget, easily add videos to posts then watch them appear in the sidebar when viewing that pos
This plugin displays a playable widget of the daily SoundBeat episode. It is designed to be displayed in the left or right sidebar menus.
The Simplecast Epsiodes plugin allows you to add and embed podcasts hosted at simplecast.fm into WordPress.
A widget to display titles and links to the latest videos from TV channels and newssites (de/en) about a self-chosen topic in the sidebar.