Mary Barclay

Mary Barclay

饰：Female Scientist

Anthony Call

Anthony Call

饰：Narrator

Michael Larson

饰：Reporter

Kelsey Lowenthal

Kelsey Lowenthal

饰：Young Heidi

Scotty Parker

Scotty Parker

饰：Concerned Neighbor

William Roll

William Roll

饰：Himself

Robert Suhr

Robert Suhr

饰：Mr. Gordy

Will Winchester

Will Winchester

饰：Male Scientist in Green Shirt

Anthony D. Call

饰：Himself - Narrator

Amy Allan

饰：Self