List to actors who blog

Alec Baldwin - Part of The Huffington Post site, the 30 Rock star posts his thoughts on the current political landscape.
Valerie Bertinelli - Currently blogging through the Jenny Craig website about her weight loss.
Zach Braff - The star of Scrubs doesn’t update frequently, but he does post occasional news.
Jackie Chan - The long-time action star updates frequently with photos and thoughts from his travels.
Jenna Fischer - An actress best known for her role as Pam Beesley on The Office blogs on her MySpace page about her life and gives acting tips.
Mariska Hargitay - The Law & Order: Special Victims Unit actress posts occasionally and sometimes has guest bloggers write as well.
Allison Mack - Best known for the role of Chloe on Smallville, Mack uses her blog to keep her fans up-to-date and share her passions in life with them.
Alyssa Milano - Milano, former star of Charmed, has a blog about baseball (linked by her name), and another one on her personal site, Alyssa.com.
David Nykl - The actor who plays Zelenka on Stargate: Atlantis posts frequently about life on the set with lots of behind-the-scenes photos.
William Shatner - The star of Star Trek and Boston Legal posts every few months.
Jodie Sweetin - The former star of Full House blogs for OK! Magazine about her life and losing weight after having her baby.