The masks used in The Orville S2 E14 was the mask Bucky wore in Captain America: The Winter Soldier (2014) : r/MovieDetails
JustJared.com on Twitter: "Sebastian Stan was seen masking up in between takes on the set of #TheFalconAndTheWinterSoldier last night in Georgia - see the new pics! https://t.co/GYT7OK20oP" / Twitter