Prehistoric Predators

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Roger Tilling

Narrator

Chip Bolcik

Narrator

Lawrence Witmer

Self

Ryan Johnson

Self - South African Marine Predator Lab

Robert Leigh

Narrator

Bruce J. MacFadden

Self

Michael Gottfried

Self - Michigan State University

Guillermo Aguirrezabala

Self - student

Tim Birkett

Self - Narrator

Tim Birkett

Self - Narrator UK

Bob Chandler

Self

Stephen Godfrey

Self - Calvert Marine Museum

Greg McDonald

Self - National Park Service

Robert Leigh

Self

Marcos Akiaten

Hunter

Richard Stucky

Self

Luis Chiappe

Self

Chuck Ciampaglio

Self - Wright State University

Sara Bartelli

Self

Bretton W. Kent

Self - University of Maryland

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