Doug Petrie. He made a cameo on Joss Whedon's web-based film, Dr. Horrible's Sing-Along Blog, as "Professor Normal".
Doug Petrie was unable to appear in Dr. Horrible's Sing-Along Blog.
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Doug Petrie was unable to appear in Dr. Horrible's Sing-Along Blog.
Create a short claim.
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Doug Petrie was unable to appear in Dr. Horrible's Sing-Along Blog.
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