He was selected as the best keeper for the 2008 European Men's Handball Championship, where he also won Gold medals with the Danish national team.

[3] Kasper Hvidt started his career at the Copenhagen based clubs BK Ydun and Frederiksberg IF.

In this period he won both the Spanish ASOBAL League and the Copa del Rey de Balonmano.

After Barcelona he considered retiring, but was convinved by an offer from the newly founded team AG København.

"[3] Hvidt has been engaged in various organisations around handball, including being on the board of Team Danmark and the National Olympic Committee and Sports Confederation of Denmark from 2005–2008.