Home People Christopher Markus Christopher Markus movies Christopher Markus movies Christopher Markus Movies (17) Avengers: Endgame (2019) As Co-Producer. He was 19 years old Avengers: Endgame (2019) As Screenplay. He was 19 years old Avengers: Infinity War (2018) As Screenplay. He was 18 years old Captain America: Civil War (2016) As Screenplay. He was 16 years old Marvel's Captain America: 75 Heroic Years (2016) As Himself. He was 16 years old On the Front Line (2014) As Himself. He was 14 years old Captain America: The Winter Soldier (2014) As SHIELD Interrogator #1. He was 14 years old Captain America: The Winter Soldier (2014) As Screenplay. He was 14 years old Marvel Studios: Assembling a Universe (2014) As Himself. He was 14 years old Thor: The Dark World (2013) As Screenplay. He was 13 years old Pain & Gain (2013) As Screenplay. He was 13 years old Captain America: The First Avenger (2011) As Screenplay. He was 11 years old The Chronicles of Narnia: The Voyage of the Dawn Treader (2010) As Screenplay. He was 10 years old The Chronicles of Narnia: Prince Caspian (2008) As Screenplay. He was 8 years old You Kill Me (2007) As Screenplay. He was 7 years old The Chronicles of Narnia: The Lion, the Witch and the Wardrobe (2005) As Screenplay. He was 5 years old The Life and Death of Peter Sellers (2004) As Screenplay. He was 4 years old