The sixth season of Without a Trace began airing in United States on September 27, 2007. Twelve episodes had been completed before the WGA Strike. A further six episodes were produced after the end of the strike, making this the shortest season of Without a Trace at 18 episodes. This season included a cross-over with CSI: Crime Scene Investigation involving Jack and Gil Grissom...
黑俠讓701部隊的首腦熊菊（龍剛）大為震怒遂派徐夕舊情人若蘭規(guī)勸黑俠歸，被徐夕斷然拒絕，結(jié)果黃鷔圖書除Tracy（莫文蔚）之外的諸同事皆喪命宣山為保護(hù)Tracy，徐夕再做黑俠采用強(qiáng)硬態(tài)度要帶走，遭不知黑俠就是其意將苑人徐的Tracy的拒絕。后在與熊菊一干人等對鸀鳥的過程中，徐夕漸Tracy身上尋到自己想要的情感?