Nick Offerman
Mr. Fish (voice)
Nina Oyama
Pip (voice)
Miranda Otto
Marin (voice)
Amy Sedaris
The Pink Dolphins – Brigitta, Greta and Karina (voice)
Jordin Sparks
Shimmer (voice)
Remy Hii
Benji (voice)
Mark Coles Smith
Hector (voice)
Nazeem Hussain
Archie (voice)
Mel Buttle
Shaz (voice)
Bessie Holland
Baz (voice)
Grant Denyer
Beautiful Mike (voice)
Anne Edmonds
Whale (voice)
Lloyd Langford
Bioluminescent Eel (voice)
Christopher James Baker
Fish #1 / Mail Fish / Poppa Fish / Fish #4 / Cuttlefish #1 / Chuck / Cuttlefish Worker #1 / Fish Critic (voice)
