Portrait of Sean Callahan

Sean Callahan

Bio: Sean Callahan is a tree climbing instructor and canopy researcher from Pennsylvania. He has worked with forest insect pests in New York, Arizona, and New Mexico, and hopes to continue studying and protecting the trees he loves so much
Born: Unknown birthdate.
Sean Callahan is ?
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Poster of The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem
The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem
Sean Callahan was ? in The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem as 'Self'.
Movie Released: Fri, Feb 19 2016

TV Shows (Acting Roles)

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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages