Adventures into the Unknown was a quarterly comic produced by America’s Greatest Comics. This issue came out in the fall of 1948 and contained eight stories. This seven-page story, The Castle of Otranto, is an adaptation of the famous tale by Horace Walpole written in 1768. Its script is credited to Frank Belknap Long, while pencils and inks are credited to Al Ulmer.
Characters include Alfonso Otranto; Manfred; Isabella; Theodore (heir to Otranto Castle); Justin; Anne.
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