Jessie T. Usher

Quinn (voice)

J.K. Simmons

Claggart (voice)

Matthew Rhys

Grimes (voice)

Kristen Schaal

Beth (voice)

Patrick Warburton

Geraldo (voice)

Sharlto Copley

Switch (voice)

Camille Mana

Jing (voice)

John Kani

Brick (voice)

Dolph Lundgren

Dolph (voice)

Seal

Seal Seal (voice)

Bumper Robinson

HMMF Animal Handler / Chum (voice)

Rick Zieff

Crunch (voice)

Richard Steven Horvitz

Snap (voice)

Vivienne Rutherford

Sam (voice)

Anjali Bhimani

Crabby Stabby / Seals / Sharks (voice)

Jan Johns

Mayday / Geraldo's Watch / Seals / Sharks / Octopi (voice)

Kate Micucci

Diving Dee (voice)

Daran Norris

Roger / Radio DJ (voice)

Matthew Mercer

Dave / Sharks (voice)

Jenny Yokobori

Geraldo's Watch / Seals / Octopi (voice)

Secunda Wood

Scarlet (voice)

Julia Anastasopoulos

Tour Guide (voice)

Rob van Vuuren

Harbor Seals (voice)

Tarryn Wyngaard

Harbor Seals (voice)

Jody J. Abrahams

Guards (voice)

Bob Bergen

Seals / Octopi / Dolphin Sounds (voice)

Jason E. Kelley

Seals (voice)

Catherine Taber

Seals (voice)

Rodger Bumpass

Sharks (voice)

Bill Farmer

Seals (voice)

Brendan Sean Murray

Seals / Sharks (voice)

Remy Edgerly

Seals (voice)

Joe Ochman

Seals (voice)

Matthew Wood

Seals / Sharks (voice)

Brent Mukai

Sharks (voice)

Sarah Natochenny

Sharks (voice)

Quinton Flynn

Sharks (voice)