Season 1 (2000)

7.86 avg 23 episodes 7.9 → 8.3 47 min avg

Rebound

Season 1 episodes — IMDb ratings
#	Title	Rating	Votes
1	Pilot	7.9	1,760
2	Cool Change	7.8	1,400
3	Crate 'n' Burial	7.9	1,278
4	Pledging Mr. Johnson	7.7	1,215
5	Friends & Lovers	7.8	1,231
6	Who Are You?	7.7	1,194
7	Blood Drops	8.7	1,514
8	Anonymous	8.1	1,186
9	Unfriendly Skies	8.2	1,214
10	Sex, Lies and Larvae	7.5	1,102
11	I-15 Murders	7.9	1,106
12	Fahrenheit 932	7.6	1,074
13	Boom	8.1	1,116
14	To Halve and to Hold	7.5	1,030
15	Table Stakes	7.7	1,032
16	Too Tough to Die	7.6	1,035
17	Face Lift	7.7	1,045
18	$35K O.B.O.	7.7	1,010
19	Gentle, Gentle	8.1	1,075
20	Sounds of Silence	7.8	1,052
21	Justice Is Served	7.9	1,089
22	Evaluation Day	7.6	1,015
23	The Strip Strangler	8.3	1,086

Season 2 (2001)

7.85 avg 23 episodes 7.5 → 8.0 46 min avg

Season 2 episodes — IMDb ratings
#	Title	Rating	Votes
1	Burked	7.5	1,031
2	Chaos Theory	8.1	1,049
3	Overload	7.5	987
4	Bully for You	7.6	985
5	Scuba Doobie-Doo	7.8	990
6	Alter Boys	7.5	1,032
7	Caged	7.9	1,016
8	Slaves of Las Vegas	8.2	1,127
9	And Then There Were None	8.1	1,003
10	Ellie	7.7	957
11	Organ Grinder	7.8	964
12	You've Got Male	7.5	940
13	Identity Crisis	8.5	1,095
14	The Finger	8.5	1,090
15	Burden of Proof	7.8	971
16	Primum Non Nocere	7.4	979
17	Felonious Monk	7.6	962
18	Chasing the Bus	7.9	985
19	Stalker	8.3	1,132
20	Cats in the Cradle...	7.4	992
21	Anatomy of a Lye	8.0	977
22	Cross-Jurisdictions	7.9	1,204
23	The Hunger Artist	8.0	1,009

Season 3 (2002)

7.76 avg 23 episodes 7.5 → 8.3 47 min avg

Rollercoaster

Season 3 episodes — IMDb ratings
#	Title	Rating	Votes
1	Revenge Is Best Served Cold	7.5	988
2	The Accused Is Entitled	8.4	1,054
3	Let the Seller Beware	7.8	947
4	A Little Murder	7.7	956
5	Abra Cadaver	7.8	948
6	The Execution of Catherine Willows	8.0	958
7	Fight Night	7.5	900
8	Snuff	7.7	916
9	Blood Lust	8.0	931
10	High and Low	7.4	893
11	Recipe for Murder	7.4	885
12	Got Murder?	7.6	913
13	Random Acts of Violence	7.7	889
14	One Hit Wonder	7.8	910
15	Lady Heather's Box	8.5	1,130
16	Lucky Strike	7.4	866
17	Crash and Burn	7.9	899
18	Precious Metal	7.3	867
19	A Night at the Movies	8.0	886
20	Last Laugh	7.5	884
21	Forever	7.3	835
22	Play with Fire	8.0	917
23	Inside the Box	8.3	929

Season 4 (2003)

7.81 avg 23 episodes 8.0 → 8.4 44 min avg

Rebound

Season 4 episodes — IMDb ratings
#	Title	Rating	Votes
1	Assume Nothing	8.0	943
2	All for Our Country	8.0	937
3	Homebodies	8.0	910
4	Feeling the Heat	7.6	875
5	Fur and Loathing	7.6	998
6	Jackpot	8.4	1,023
7	Invisible Evidence	8.2	902
8	After the Show	7.7	868
9	Grissom Versus the Volcano	7.7	862
10	Coming of Rage	7.7	852
11	Eleven Angry Jurors	7.7	874
12	Butterflied	8.2	998
13	Suckers	7.7	871
14	Paper or Plastic?	7.8	865
15	Early Rollout	7.6	869
16	Getting Off	7.3	835
17	XX	7.7	859
18	Bad to the Bone	8.0	883
19	Bad Words	7.6	824
20	Dead Ringer	7.4	810
21	Turn of the Screws	7.8	869
22	No More Bets	7.6	802
23	Bloodlines	8.4	952

Season 5 (2004)

7.84 avg 25 episodes 7.9 → 8.6 49 min avg

Big finale
Rebound

Season 5 episodes — IMDb ratings
#	Title	Rating	Votes
1	Viva Las Vegas	7.9	906
2	Down the Drain	8.0	876
3	Harvest	7.7	864
4	Crow's Feet	7.2	849
5	Swap Meet	7.6	871
6	What's Eating Gilbert Grissom?	8.4	1,003
7	Formalities	7.6	860
8	Ch-Ch-Changes	7.8	955
9	Mea Culpa	7.9	840
10	No Humans Involved	7.8	849
11	Who Shot Sherlock?	8.2	925
12	Snakes	7.2	831
13	Nesting Dolls	7.7	865
14	Unbearable	7.4	835
15	King Baby	7.6	882
16	Big Middle	7.4	825
17	Compulsion	7.9	876
18	Spark of Life	8.0	830
19	4x4	8.3	898
20	Hollywood Brass	7.7	855
21	Committed	7.9	874
22	Weeping Willows	7.6	825
23	Iced	8.1	859
24	Grave Danger (1)	8.5	3,262
25	Grave Danger (2)	8.6	2,927

Season 6 (2005)

7.82 avg 24 episodes 7.5 → 7.8 45 min avg

Rebound
Rollercoaster

Season 6 episodes — IMDb ratings
#	Title	Rating	Votes
1	Bodies in Motion	7.5	829
2	Room Service	7.4	827
3	Bite Me	7.6	844
4	Shooting Stars	7.7	852
5	Gum Drops	8.8	1,213
6	Secrets & Flies	7.6	838
7	A Bullet Runs Through It: Part 1	8.3	927
8	A Bullet Runs Through It: Part 2	8.5	959
9	Dog Eat Dog	7.4	818
10	Still Life	8.1	857
11	Werewolves	7.6	863
12	Daddy's Little Girl	7.3	808
13	Kiss Kiss, Bye Bye	8.1	954
14	Killer	7.9	860
15	Pirates of the Third Reich	8.3	996
16	Up in Smoke	7.7	816
17	I Like to Watch	7.4	848
18	The Unusual Suspect	8.3	1,020
19	Spellbound	7.5	812
20	Poppin' Tags	6.8	824
21	Rashomama	8.4	1,079
22	Time of Your Death	7.5	837
23	Bang-Bang	8.1	860
24	Way to Go	7.8	895

Season 7 (2006)

8.05 avg 24 episodes 7.9 → 8.9 45 min avg

Big finale
Rebound
Rollercoaster

Season 7 episodes — IMDb ratings
#	Title	Rating	Votes
1	Built to Kill: Part 1	7.9	951
2	Built to Kill: Part 2	8.6	1,054
3	Toe Tags	7.9	990
4	Fannysmackin'	8.3	1,080
5	Double Cross	7.4	865
6	Burn Out	7.7	870
7	Post Mortem	8.1	909
8	Happenstance	7.8	866
9	Living Legend	8.4	1,078
10	Loco Motives	8.5	974
11	Leaving Las Vegas	8.0	870
12	Sweet Jane	8.0	917
13	Redrum	7.8	847
14	Meet Market	7.5	810
15	Law of Gravity	8.6	988
16	Monster in the Box	8.6	934
17	Fallen Idols	7.8	913
18	Empty Eyes	8.0	918
19	Big Shots	7.4	794
20	Lab Rats	8.4	1,021
21	Ending Happy	8.6	1,148
22	Leapin' Lizards	7.3	832
23	The Good, the Bad and the Dominatrix	7.6	852
24	Living Doll	8.9	1,206

Season 8 (2007)

7.69 avg 17 episodes 7.8 → 8.7 45 min avg

Big finale
Rebound

Season 8 episodes — IMDb ratings
#	Title	Rating	Votes
1	Dead Doll	7.8	1,105
2	A La Cart	7.7	897
3	Go to Hell	7.4	848
4	The Case of the Cross-Dressing Carp	7.4	822
5	The Chick Chop Flick Shop	7.3	874
6	Who and What	7.5	827
7	Goodbye and Good Luck	8.1	981
8	You Kill Me	7.5	991
9	Cockroaches	7.6	835
10	Lying Down with Dogs	7.6	857
11	Bull	7.3	797
12	Grissom's Divine Comedy	7.8	792
13	A Thousand Days on Earth	8.0	807
14	Drops' Out	7.5	768
15	The Theory of Everything	8.1	857
16	Two and a Half Deaths	7.4	1,032
17	For Gedda	8.7	1,077

Season 9 (2008)

7.71 avg 24 episodes 9.0 → 7.1 53 min avg

Rollercoaster

Season 9 episodes — IMDb ratings
#	Title	Rating	Votes
1	For Warrick	9.0	1,339
2	The Happy Place	7.4	824
3	Art Imitates Life	7.9	840
4	Let It Bleed	7.5	789
5	Leave Out All the Rest	7.8	846
6	Say Uncle	7.6	775
7	Woulda, Coulda, Shoulda	7.5	766
8	Young Man with a Horn	7.5	796
9	19 Down	8.5	883
10	One to Go	8.9	1,043
11	The Grave Shift	7.8	773
12	Disarmed and Dangerous	7.5	795
13	Deep Fried and Minty Fresh	7.2	752
14	Miscarriage of Justice	7.4	738
15	Kill Me if You Can	7.2	732
16	Turn, Turn, Turn	8.6	1,126
17	No Way Out	7.8	747
18	Mascara	6.3	905
19	The Descent of Man	7.3	757
20	A Space Oddity	7.8	953
21	If I Had a Hammer...	8.2	780
22	The Gone Dead Train	7.7	753
23	Hog Heaven	7.6	724
24	All In	7.1	715

Season 10 (2009)

7.59 avg 23 episodes 8.1 → 7.9 60 min avg

Season 10 episodes — IMDb ratings
#	Title	Rating	Votes
1	Family Affair	8.1	873
2	Ghost Town	7.4	774
3	Working Stiffs	7.6	812
4	Coup de Grace	7.7	791
5	Bloodsport	7.6	740
6	Death and the Maiden	7.6	770
7	The Lost Girls	7.4	782
8	Lover's Lanes	7.3	719
9	Appendicitement	8.4	878
10	Better Off Dead	7.7	729
11	Sin City Blue	7.4	726
12	Long Ball	7.1	692
13	Internal Combustion	7.3	710
14	Unshockable	7.1	771
15	Neverland	7.5	716
16	The Panty Sniffer	7.4	726
17	Irradiator	7.8	707
18	Field Mice	7.5	784
19	World's End	7.8	756
20	Take My Life, Please	7.2	723
21	Lost & Found	8.1	808
22	Doctor Who	7.7	708
23	Meat Jekyll	7.9	749

Season 11 (2010)

7.45 avg 22 episodes 6.9 → 7.6 54 min avg

Season 11 episodes — IMDb ratings
#	Title	Rating	Votes
1	Shock Waves	6.9	1,025
2	Pool Shark	7.2	773
3	Blood Moon	7.1	753
4	Sqweegel	8.2	946
5	House of Hoarders	7.8	779
6	Cold Blooded	7.4	728
7	Bump and Grind	7.5	695
8	Fracked	7.2	728
9	Wild Life	7.7	730
10	418/427	7.4	708
11	Man Up	7.3	718
12	A Kiss Before Frying	7.6	843
13	The Two Mrs. Grissoms	7.8	773
14	All That Cremains	7.2	738
15	Targets of Obsession	7.5	888
16	Turn On, Tune In, Drop Dead	7.1	718
17	The List	7.8	732
18	Hitting for the Cycle	7.4	709
19	Unleashed	7.4	708
20	Father of the Bride	7.3	693
21	Cello and Goodbye	7.5	716
22	In a Dark, Dark House	7.6	766

Season 12 (2011)

7.72 avg 22 episodes 7.5 → 8.3 44 min avg

Rebound

Season 12 episodes — IMDb ratings
#	Title	Rating	Votes
1	73 Seconds	7.5	855
2	Tell-Tale Hearts	8.0	804
3	Bittersweet	7.9	783
4	Maid Man	7.5	750
5	CSI Down	7.8	812
6	Freaks & Geeks	7.2	747
7	Brain Doe	7.3	718
8	Crime After Crime	7.8	742
9	Zippered	7.6	755
10	Genetic Disorder	8.2	781
11	Ms. Willows Regrets	8.5	834
12	Willows in the Wind	8.8	905
13	Tressed to Kill	7.7	765
14	Seeing Red	7.5	737
15	Stealing Home	7.7	742
16	CSI Unplugged	7.7	729
17	Trends with Benefits	7.4	713
18	Malice in Wonderland	7.6	753
19	Split Decisions	7.4	718
20	Altered Stakes	7.4	655
21	Dune and Gloom	7.1	640
22	Homecoming	8.3	717

Season 13 (2012)

7.51 avg 22 episodes 7.6 → 8.0 44 min avg

Rebound

Season 13 episodes — IMDb ratings
#	Title	Rating	Votes
1	Karma to Burn	7.6	698
2	Code Blue Plate Special	7.7	605
3	Wild Flowers	7.7	580
4	It Was a Very Good Year	7.6	608
5	Play Dead	7.9	610
6	Pick and Roll	7.2	524
7	Fallen Angels	7.5	527
8	CSI on Fire	7.3	546
9	Strip Maul	7.6	514
10	Risky Business Class	7.6	523
11	Dead Air	7.5	519
12	Double Fault	7.3	517
13	In Vino Veritas	7.3	527
14	Exile	6.9	490
15	Forget Me Not	8.3	598
16	Last Woman Standing	7.3	509
17	Dead of the Class	7.5	474
18	Sheltered	7.3	473
19	Backfire	7.6	476
20	Fearless	7.0	451
21	Ghosts of the Past	7.5	469
22	Skin in the Game	8.0	557

Season 14 (2013)

7.44 avg 22 episodes 7.9 → 7.4 43 min avg

Season 14 episodes — IMDb ratings
#	Title	Rating	Votes
1	The Devil and D.B. Russell	7.9	598
2	Take the Money and Run	7.3	475
3	Torch Song	7.1	484
4	Last Supper	7.2	492
5	Frame by Frame	7.9	564
6	Passed Pawns	7.3	494
7	Under a Cloud	7.4	478
8	Helpless	7.1	470
9	Check In and Check Out	8.1	514
10	Girls Gone Wild	7.8	495
11	The Lost Reindeer	7.2	455
12	Keep Calm and Carry-On	7.5	453
13	Boston Brakes	7.6	453
14	De Los Muertos	7.5	447
15	Love for Sale	7.3	461
16	Killer Moves	7.4	453
17	Long Road Home	7.1	457
18	Uninvited	7.5	464
19	The Fallen	7.7	491
20	Consumed	6.8	433
21	Kitty	7.6	611
22	Dead in His Tracks	7.4	436

Season 15 (2014)

7.34 avg 18 episodes 7.7 → 7.9 43 min avg

Big finale
Rebound

Season 15 episodes — IMDb ratings
#	Title	Rating	Votes
1	The CSI Effect	7.7	493
2	Buzz Kill	7.2	436
3	Bad Blood	7.5	449
4	The Book of Shadows	6.8	456
5	Girls Gone Wilder	7.7	472
6	The Twin Paradox	7.5	442
7	Road to Recovery	7.0	421
8	Rubbery Homicide	6.6	426
9	Let's Make a Deal	7.2	415
10	Dead Rails	7.2	435
11	Angle of Attack	7.2	431
12	Dead Woods	7.7	464
13	The Greater Good	7.7	438
14	Merchants of Menace	7.3	411
15	Hero to Zero	7.2	404
16	The Last Ride	7.1	397
17	Under My Skin	7.6	420
18	The End Game	7.9	517

CSI: Crime Scene Investigation (2000)

Seasons