Season 4 aired between 22 Sep 1998 and 25 May 1999, 24 episodes.
Episodes
E01
Gypsy Eyes (2)
22 Sep 1998
E02
Embassy
29 Sep 1998
E03
Innocence
06 Oct 1998
E04
Going After Francesca
13 Oct 1998
E05
The Martin Baker Fan Club
20 Oct 1998
E06
Act of Terror
27 Oct 1998
E07
Angels 30
03 Nov 1998
E08
Mr. Rabb Goes to Washington
10 Nov 1998
E09
People v. Mac
17 Nov 1998
E10
The Black Jet
24 Nov 1998
E11
Jaggle Bells
15 Dec 1998
E12
Dungaree Justice (1)
12 Jan 1999
E13
War Stories (2)
13 Jan 1999
E14
Webb of Lies
09 Feb 1999
E15
Rivers' Run
16 Feb 1999
E16
Silent Service
23 Feb 1999
E17
Nobody's Child
02 Mar 1999
E18
Shakedown
30 Mar 1999
E19
The Adversaries
13 Apr 1999
E20
Second Sight
27 Apr 1999
E21
Wilderness of Mirrors
04 May 1999
E22
Soul Searching
11 May 1999
E23
Yeah, Baby
18 May 1999
E24
Goodbyes
25 May 1999