Answer:

CHARLIECHAN

Answer	Crossword Clue
CHARLIECHAN	Detective aided by various sons
CHARLIECHAN	Roland WINTERs film role
CHARLIECHAN	Oriental sleuth.

CHARLIECHAN	Warner Oland film portrayal
CHARLIECHAN	Detective with a large family
CHARLIECHAN	Laughing fictional detective?
CHARLIECHAN	Earl Derr Biggers' supersleuth
CHARLIECHAN	Snoop of the screen
CHARLIECHAN	"The Jade Mask" sleuth