Why Dogs Smile & Chimpanzees Cry (1999) | Full Cast

Carol L. Fleisher

DIRECTOR

Paula Deats

WRITER

Carol L. Fleisher

WRITER

Sigourney Weaver

Self - Narrator

Martyn Colbeck

Self - Wildlife Filmmaker

Michael deGruy

Self - Wildlife Filmmaker

Roger Fouts

Self - Chimpanzee Human Communication Institute

Dereck Joubert

Self - Wildlife Filmmaker

Beverly Joubert

Self - Wildlife Filmmaker

Marc Bekoff

Self - University of Colorado, Boulder

Frans de Waal

Self - Yerkes Regional Primate Research Center

Nicholas Dodman

Self - Tufts University School of Veterinary Medicine

Jim Dutcher

Self - Wildlife Filmmaker

Jaak Panksepp

Self - Neuroscientist, Bowling Green State University

Katy Payne

Self - Acoustic Biologist

Roland Anderson

Self - Seattle Aquarium

Peter Whybrow

Self - Director, Neuropsychiatric Institute, UCLA

Ned Kalin

Self - University of Wisconsin

Kathleen Beach

Self - Former staff member, Chimpanzee Human Communication Institute

Blair T. Miller

Self - FEMA Search and Rescue Worker

Deborah Fouts

Self - Chimpanzee Human Communication Institute

Lisa Parr

Self - Yerkes Regional Primate Research Center