Quote:
"Filmed with a cast of unknowns (though with a very compelling lead performance from newcomer Nickolai Salcedo as [Ulric] Cross), Hero finds clever ways to work around its financial limitations, making inventive, stylised use of cheap archive footage."
-- Tristram Fane Saunders

Source:
Saunders, Tristram Fane. "The heroic life that's finally on the silver screen." Daily Telegraph (UK), June 20, 2019.