J. Baird Callicot

饰：Self

Estella Leopold

饰：Self

Luna Leopold

饰：Self

Roderick Nash

饰：Self

理查德

Richard B. Shull

饰：Howard Zahniser

Floyd Dominy

饰：Himself

Stephen R. Fox

饰：Himself

Aldo Leopold

饰：Himself

华莱士·斯泰格纳

Wallace Stegner

饰：自己

琳达·亨特

Linda Hunt

饰：Narrator

拉尔夫·韦特

Ralph Waite

饰：Aldo Leopold,

Nina Leopold Bradley

Nina Leopold Bradley

饰：Self

Peter Haydu

Peter Haydu

饰：Bob Marshall,

富兰克林·德拉诺·罗斯福

Franklin D. Roosevelt

饰：Self,(archive footage)

David Brower

David Brower

饰：Self

William Cronon

William Cronon

饰：Self