DuckTales (2017) S01E21 "The Secret(s) of Castle McDuck" ENG. DUB.

To get to the treasure of the Knights Templar, Scrooge pays his parents Fergus and Downy (Graham McTavish and Ashley Jensen) a visit. Because of his strained relationship with his father, Scrooge sets out to find it himself. He soon discovers that his father gave his Number-One Dime to the ditch digger who gave it to Scrooge as a gift, and the two reconcile. Dewey struggles with trying to keep his search for his mother a secret from Huey and Louie. Upon Dewey’s eventual confession, Huey and Louie are heartbroken, but eventually forgive him. They find an image of an aircraft, the true identity of the Spear of Selene.