Season Four of In the Heat of the Night premiered on September 18, 1990.
Episodes
| # |
#
|
Title
|
|
|
Airdate
|
|
|
|
| 53 |
1
|
Brotherly Love (1)
|
|
|
September 18, 1990
|
|
|
|
| 54 |
2
|
Brotherly Love (2)
|
|
|
September 18, 1990
|
|
|
|
| 55 |
3
|
Lessons Learned
|
|
|
September 25, 1990
|
|
|
|
| 56 |
4
|
Perversions of Justice
|
|
|
October 2, 1990
|
|
|
|
| 57 |
5
|
And Justice for Some
|
|
|
October 23, 1990
|
|
|
|
| 58 |
6
|
Heart of Gold
|
|
|
October 30, 1990
|
|
|
|
| 59 |
7
|
Quick Fix
|
|
|
November 6, 1990
|
|
|
|
| 60 |
8
|
Homecoming
|
|
|
November 13, 1990
|
|
|
|
| 61 |
9
|
A Problem Too Personal
|
|
|
November 20, 1990
|
|
|
|
| 62 |
10
|
A Final Arrangement
|
|
|
November 27, 1990
|
|
|
|
| 63 |
11
|
Family Matters
|
|
|
December 4, 1990
|
|
|
|
| 64 |
12
|
Bounty Hunter
|
|
|
December 11, 1990
|
|
|
|
| 65 |
13
|
Blessings
|
|
|
December 18, 1990
|
|
|
|
| 66 |
14
|
Shine on Sparta Moon
|
|
|
January 8, 1991
|
|
|
|
| 67 |
15
|
An Execution of Trust
|
|
|
January 15, 1991
|
|
|
|
| 68 |
16
|
A Child of Promise
|
|
|
February 5, 1991
|
|
|
|
| 69 |
17
|
Paper Castles
|
|
|
February 12, 1991
|
|
|
|
| 70 |
18
|
Laid to Waste
|
|
|
March 26, 1991
|
|
|
|
| 71 |
19
|
First Deadly Sin
|
|
|
February 26, 1991
|
|
|
|
| 72 |
20
|
Just a Country Boy
|
|
|
March 19, 1991
|
|
|
|
| 73 |
21
|
No Other Road
|
|
|
March 26, 1991
|
|
|
|
| 74 |
22
|
A Turning
|
|
|
April 30, 1991
|
|
|
|
