Who is the Cigarette Smoking Man?
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Who is the Cigarette Smoking Man?

### Response:

The cigarette smoking man is a fictional character from the TV show "The X-Files." His name was revealed to be C.G.B. Spender in later seasons of the show. He was portrayed by William B. Davis.