Uncover the mystery of the Little Tramp, can you solve it?

1. With 49-Across, silent film star who portrayed the Little Tramp
2. Nickname for a famous silent film actor
3. Played the iconic character in silent movies
4. Known for his slapstick comedy
5. Memorably performed without speaking
6. Achieved international fame in the early 20th century
7. Recognized for his distinctive mustache and bowler hat
8. Master of physical comedy
9. Iconic figure in early cinema
10. Starred in numerous silent films of the 1910s and 1920s