|Born||7 February 1971|
|Height||5 ft 10 in (178 cm)|
|Highest ranking||No. 314 (30 Sep 1991)|
|Grand Slam Singles results|
|Australian Open||1R (1992)|
Cask, who was coached by Terry Rocavert, made the quarter-finals of the boys' singles at the 1988 Australian Open and was a boys' doubles semi-finalist at the 1989 Australian Open (with William O'Neil).
He first attempted qualification for the men's draw in 1988 and continued to participate in the qualifiers every year without success, until he received a wild card into the 1992 Australian Open. In the first round he faced American 15th seed David Wheaton and lost in straight sets.