John Callahan
John Callahan
4 issues
John Callahan has appeared in 4 comics since 1987. The most recent catalogued appearance dates to 2014. Team affiliations include Federal Bureau of Investigation. Most catalogued appearances come from The Green Hornet.
Real Name
John Callahan
Hero Name
John Callahan
Publisher
First Appearance
Latest Issue Appearances
Teams
Teammates
Appears alongside
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