Jim Cummings
Curly / Local Land Crab (voice)
David Ian Salter
Unicorn Crab (voice)
Bobby Cannavale
Bobby (voice)
Phil LaMarr
Big Sal / Little Junior / Donny / Additional Voices (voice)
John Magaro
Manny (voice)
Michael Cera
Armen (voice)
Mario Cantone
Mr. Cacciatore (voice)
Russell Brand
Mako (voice)
Keke Palmer
Ramona (voice)
Cassandra Scerbo
Loretta / Sea Crab Mom / Female Land Crab (voice)
David Soren
Yoga Crab / Battle Dad (voice)
Steve Schirripa
Mr. Marinara (voice)
Vanessa Bell Calloway
Val (voice)
Steven Van Zandt
Bruno (voice)
Sharon Angela
Mrs. Marinara (voice)
Shoshannah Stern
Shelly (voice)
Lesli Margherita
Etta / Bedazzled Lady (voice)
Maureen Van Zandt
Shop Mother (voice)
Valarie Rae Miller
Townie Crab / Neon Crab / Female Sea Crab (voice)
Liza Tarbuck
Camille (voice)
Ron Funches
Anemone (voice)
Joseph Balderrama
Chauncey (voice)
Jon Rudnitsky
Jimmy (voice)
Gideon Adlon
Denise (voice)
Sean Chiplock
Nigel (voice)
Jimmy Donaldson
Hot Sauce Crab (voice)