Jaime Omeñaca as Arturo Prat Chacón

Fernando Godoy as Grumete Wenceslao Vargas

Francisca Opazo as Carmela Carvajal

Ariel Mateluna as Grumete Cabrales

Víctor Montero as Lieutenant Luis Uribe

Marcelo Valdivieso as Lieutenant Ignacio Serrano

Marcelo Tarud as Lieutenant Hurtado

Nicolás Poblete as Midshipman Riquelme

Tauro Berastegui as Midshipman Wilson

Cristián Hidalgo as Hyatt

Marcelo Maldonado as Sargent Aldea

Ignacio Achurra as Cirujano Guzmán