Sean Astin

as Narrator

Mackenzie Astin

as Captain J. Walter Elliott / Private George Clarkson (voice)

Jim Beaver

as Joseph Taylor Elliott / First Engineering Officer Nathaniel Wintringer (voice)

Bob Bergen

as Captain Louis Rosché / Pleasant Marion Keeble (voice)

Leah Ann Cevoli

as Eliza Frances 'Fanny' Andrews (voice)

Jim Cummings

as Sergeant Alexander C. Brown / Sergeant William Fies (voice)

Matthew Jayson Cwern

as Lieutenant John Clark Ely / Private William Wendt (voice) (as Matt Jayson)