Luca

Jacob Tremblay

(Luca Paguro (voice))

Jack Dylan Grazer

(Alberto Scorfano (voice))

Emma Berman

(Giulia Marcovaldo (voice))

Saverio Raimondo

(Ercole Visconti (voice))

Maya Rudolph

(Daniela Paguro (voice))

Marco Barricelli

(Massimo Marcovaldo (voice))

Jim Gaffigan

(Lorenzo Paguro (voice))

Peter Sohn

(Ciccio (voice))

Marina Massironi

(Signora Marsigliese (voice))

Gino La Monica

(Tomasso (Old Fisherman) (voice))

Sandy Martin

(Grandma Paguro (voice))

Giacomo Gianniotti

(Giacomo (Young Fisherman) (voice))

Elisa Gabrielli

(Concetta Aragosta (voice))

Mimi Maynard

(Pinuccia Aragosta (voice))

Sacha Baron Cohen

(Uncle Ugo (voice))

Francesca Fanti

(Maggiore (Cop) (voice))

Jonathan Nichols

(Priest (voice))

Enrico Casarosa

(Card Player / Angry Fisherman (voice))

Jim Pirri

(Mr. Branzino (voice))