Preheat broiler. Place breadcrumbs in small bowl. Melt butter in small saucepan over medium heat. Mix in garlic and Pernod, if desired. Pour butter mixture over breadcrumbs; stir to combine.
Place oysters in their shells on large rimmed baking sheet. Sprinkle breadcrumb mixture over. Broil until crumbs are golden, about 3 minutes. Transfer oysters in shells to plates. Serve with lemon wedges.
