Bernd Rosemeyer
Seaman had a poor start to his Mercedes career in the 1937 Grand Prix Season, he was involved in the fatal accident of Ernst von Delius at the 1937 German Grand Prix, his injuries prevented him from competing at the 1937 Monaco Grand Prix and the Coppa Acerbo. Nonetheless he finished fourth at the 1937 Italian Grand Prix and repeat the feat at the non-championship 1937 Czechoslovakian Grand Prix. Neubauer demoted Seaman to reserve driver at the 1937 Swiss Grand Prix, much to his disappointment. Outside of Europe Seaman finished second to Bernd Rosemeyer at the 1937 Vanderbilt Cup. He also met former king Edward VIII on his visit to Nazi Germany.