Tony Goldwyn as Tarzan (voice)

Minnie Driver as Jane Porter (voice)

Glenn Close as Kala (voice)

Alex D. Linz as Young Tarzan (voice)

Rosie O'Donnell as Terk (voice)

Brian Blessed as Clayton (voice)

Nigel Hawthorne as Professor Archimedes Q. Porter (voice)

Lance Henriksen as Kerchak (voice)

Wayne Knight as Tantor (voice)

Taylor Dempsey as Young Tantor (voice)

Sherry Lynn as Additional Voices (voice)

Bob Bergen as Additional Voices (voice)

Rodger Bumpass as Additional Voices (voice)

Lily Collins as Baby Ape (voice)

Jim Cummings as Additional Voices (voice)

Debi Derryberry as Additional Voices (voice)

Jason Marsden as Additional Voices (voice)

Chris Sanders as Additional Voices (voice)

Aria Noelle Curzon as Additional Voices (voice)

Danny Mann as Additional Voices (voice)

Frank Welker as Sabor (voice) (uncredited)

Scott Record as Additional Voices (voice)

Joseph Ashton as Additional Voices (voice)

Billy Bodine as Additional Voices (voice)

Hillary Brooks as Additional Voices (voice)

Scott Martin Gershin as Animals - Various (voice)

Jack Angel as Monkey (voice)

Mickie McGowan as Terk's Mother (voice)

Phil Proctor as English Captain / Scared Elephant (voice)

Joe Whyte as Additional Voices (voice)

Beth Andersen as Additional Voices (voice)

Kat Cressida as Additional Voices (voice)

Jennifer Darling as Additional Voices (voice)

Patti Deutsch as Additional Voices (voice)

Paul Eiding as Additional Voices (voice)

Blake McIver Ewing as Additional Voices (voice)

Francesca Falcone as Additional Voices (voice)

Michael Geiger as Additional Voices (voice)

Sam Gifaldi as Additional Voices (voice)

Amy Gleason as Additional Voices (voice)

Jackie Gonneau as Additional Voices (voice)

Debbie Hall as Additional Voices (voice)

Jon Robert Hall as Additional Voices (voice)

Sandie Hall as Additional Voices (voice)

Tina Halvorson as Additional Voices (voice)

Linda Harmon as Additional Voices (voice)

Karen Harper as Additional Voices (voice)

Micah A. Hauptman as Additional Voices (voice)

Jennifer L. Hughes as Additional Voices (voice)

Grady Hutt as Additional Voices (voice)

Luana Jackman as Additional Voices (voice)

Adam Karpel as Additional Voices (voice)

Theo Lebow as Additional Voices (voice)

Brandon Lucas as Additional Voices (voice)

Ricky Lucchese as Additional Voices (voice)

James W. Lively as Additional Voices (voice)

Melissa MacKay as Additional Voices (voice)

Ilana Marks as Additional Voices (voice)

Donna Medine as Additional Voices (voice)

Nils Montan as Additional Voices (voice)

Bobbi Page as Additional Voices (voice)

Brandon Pollard as Additional Voices (voice)

Michael A. Reagan as Additional Voices (voice)

Ian Redford as Additional Voices (voice)

Jessica Rotter as Additional Voices (voice)

Stephanie Sawyer as Additional Voices (voice)

Laurie A. Schillinger as Additional Voices (voice)

Brianne Siddall as Additional Voices (voice)

Frank Simms as Additional Voices (voice)

Susie Stevens-Logan as Additional Voices (voice)

Shane Sweet as Additional Voices (voice)

Tiffany Takara as Additional Voices (voice)

Dominic Thiroux as Additional Voices (voice)

Jamie Torcellini as Additional Voices (voice)

Erik von Detten as Additional Voices (voice)

Danielle Keaton as Additional Voices (voice)

Michael Perl as Additional Voices (voice) (uncredited)

Chris Cason as Additional Voices (voice) (uncredited)

David Cowgill as Additional Voices (voice) (uncredited)

Bill Farmer as Additional Voices (voice) (uncredited)

Pat Fraley as Additional Voices (voice) (uncredited)

Nicholas Guest as Additional Voices (voice) (uncredited)

Darren T. Knaus as Additional Voices (voice) (uncredited)

John Taylor as Additional Voices (voice) (uncredited)