The fourth season of the television drama Without a Trace premiered September 29, 2005 on CBS and ended on May 18, 2006.

Roselyn Sánchez joins the cast as Elena Delgado in this season.

The fourth season of Without a Trace has not had an official release on DVD in region 1, though it is available as an MOD.

It was released in region 2 in Germany on May 15, 2008[1] on and in the UK on July 14, 2008.

[2] In region 4 the fourth season was released on July 1, 2009.