Anthony Mackie and Sebastian Stan. Sam Wilson and Bucky Barnes. Captain America and The Winter Soldier. These are MCU combinations as classic as peanut butter and jelly. It’s a pairing so ...

Stan first appeared as Steve Rogers’ best friend, Bucky Barnes, in 2011’s Captain America: The First Avenger ... Circuit podcast that he hasn’t shot a movie with Mackie in a while.

For now, official sources, mainly Sebastian Stan and Anthony Mackie, seem to confirm that Stan and Bucky Barnes will NOT be in Captain America 4. But can we ever really know the truth about MCU ...