Question: When do you find out who red coat is?
qaPairs: question: What episode do you find out who the third red coat is?
answer: Season 6 Episode 10
Game Over, Charles
"Game Over, Charles"
130
question: What episode do you find out who the second red coat is?
answer: Now You See Me, Now You Don't
83
"Now You See Me, Now You Don't"
question: What episode do you find out who the first red coat is?
answer: Grave New World
13th episode of the fourth season
"Grave New World"
84