This plugin does what you would expect it to do:
Decent Comments shows what people say.
If you want to show comments along with their author’s avatars and an excerpt of their comment, then this is the right plugin for you.
And it’s not limited to just a widget showing recent comments: The plugin provides configurable widgets, shortcodes and an API to display comments in sensible ways, including author avatars, links, comment excerpts …
Read more on the plugin’s page
Download the WordPress Plugin from the Plugin Directory.
Want to see a demo? Take a look at the “Recent Comments …” on the left side of this page 😉