He is 12 years old at the start of the series and 17 at the end. Fernand Geber: A Jewish Alsatian, he is at first accused of being a German spy due to his accent. He is later taken by the Nazis for refusing to wear a yellow badge and ultimately killed in the Auschwitz concentration camp. He is 14 years old. Marcel Morteau: The middle brother of the Morteau siblings. At first, he is antagonistic toward Ernest, calling him "city-boy" and pulling mean-spirited pranks on him, but they eventually become friends. He also picks fights with Fernand until he learns that their grandfathers had been close friends. He is 12 years old at the start of the series and 17 at the end. Gaston Morteau: Marcel's younger brother. At first antagonistic toward the Bonhoures, he quickly develops a crush on Colette. He befriends Lieutenant Douglas, an RAF pilot who was shot down and parachuted into the Robinsons clubhouse. Gaston reminds Douglas of his own son when the pilot shows him a photo. He is 8 years old at the start of the series and 13 at the end. Paul Tissier: Though not an official member of the group, he's the kind son of a crooked shopowner who manages to warn the other Robinsons that the Nazi sympathizer Durand had found their hideout and was leading the Nazis to it. He has a small crush on Rosalie Apfelbaum, a Jewish girl and friend of Colette. He is 11 at the start of the series and 16 at the end. It is unknown if he was offered to become an official Robinson after the occupation, but if he was, he most likely declined to become part of the group since he was not seen with the other Robinsons at the end of the series. Robert Bonhoure: (voiced by:Cédric Dumond) Colette and Ernest's father, who was part of the French Army when the war started. He fought on the Maginot Line until he was captured. He joins the Resistance after spending time in the Stalag. He is 35 years old. Lucy Bonhoure: Nicknamed "Lulu" by her husband, and Ernest and Colette's mother, Lucy suffers from tuberculosis for most of the series, and had to go to Switzerland for treatment. She made a full recovery by the end of the invasion of Normandy. She is 32 years old. Grannily and Grandpalou: Also known