Crossword puzzle clue "dark knight"

Source of "Say! In the dark? Here in the dark! Would you, could you, in the dark?"

Knight vs. knight

Knight vs. knight

Eckhart of "The Dark Knight"

"The Dark Knight" costar who plays the US president in "London Has Fallen": 2 wds.

Knight who fell to the dark side

Hathaway of "The Dark Knight Rises"

"The Dark Knight Rises" actress who played author Jane Austen in "Becoming Jane": 2 wds.