What was Achilles role in the odyssey?

Achilles does not play a direct role in Homer's "The Odyssey," as he is primarily a character in "The Iliad." However, his legacy and the impact of his actions during the Trojan War are referenced throughout "The Odyssey." Odysseus, the protagonist, encounters the spirit of Achilles in the Underworld, where they discuss heroism and the afterlife, highlighting Achilles' status as a heroic figure and his ultimate fate. This encounter underscores themes of glory, mortality, and the consequences of war.