7.51 avg 13 episodes 7.3 → 7.4 42 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | The Hunt | 7.3 | 423 |
| 2 | Fearless Freaks | 7.6 | 317 |
| 3 | Haunted by the Past | 7.7 | 283 |
| 4 | School Daze | 7.5 | 272 |
| 5 | The Pet Sitter | 7.3 | 267 |
| 6 | Murder, She Thought | 7.9 | 275 |
| 7 | Trial and Error | 7.5 | 263 |
| 8 | Fast Eddie's, Slow Food | 7.3 | 247 |
| 9 | The Mourning Show | 7.7 | 257 |
| 10 | Art of Darkness | 7.4 | 246 |
| 11 | Bad Water Rising | 7.6 | 251 |
| 12 | A Cult Education | 7.4 | 240 |
| 13 | The Rex Files | 7.4 | 247 |
7.75 avg 19 episodes 7.9 → 7.7 42 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | A Man of Consequence | 7.9 | 247 |
| 2 | Over Ice | 7.6 | 229 |
| 3 | Blind Justice | 7.9 | 245 |
| 4 | Strangers in the Night | 7.6 | 223 |
| 5 | Dead Man Walking | 7.8 | 222 |
| 6 | Under the Influencer | 7.3 | 214 |
| 7 | The Woods Have Eyes | 7.9 | 223 |
| 8 | Game of Bones | 7.5 | 216 |
| 9 | Bullet in the Water | 7.8 | 221 |
| 10 | The French Connection | 7.9 | 224 |
| 11 | Rex Machina | 7.9 | 220 |
| 12 | Rex and the City | 7.9 | 215 |
| 13 | In Pod We Trust | 7.6 | 209 |
| 14 | Tunnel Vision | 7.9 | 220 |
| 15 | Finger Foodie | 7.4 | 210 |
| 16 | Flare of the Dog | 8.1 | 228 |
| 17 | The Graveyard Shift | 7.7 | 208 |
| 18 | Old Dog, New Tricks | 7.8 | 205 |
| 19 | In a Family Way | 7.7 | 213 |
7.60 avg 16 episodes 8.3 → 7.7
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Origin Story | 8.3 | 268 |
| 2 | Manhunt | 7.5 | 219 |
| 3 | Into the Wild | 7.6 | 191 |
| 4 | Under Pressure | 7.6 | 215 |
| 5 | Prescription - Rex! | 7.6 | 207 |
| 6 | Endless Summer | 7.2 | 199 |
| 7 | All in the Litter | 8.0 | 219 |
| 8 | Sleeping Beauty | 7.5 | 198 |
| 9 | Grave Matters | 7.9 | 214 |
| 10 | Fanning the Flames | 7.5 | 188 |
| 11 | Blood on the Tracks | 7.2 | 202 |
| 12 | Top Dog | 7.5 | 193 |
| 13 | Mansion on a Hill | 7.7 | 202 |
| 14 | The Secret Life of Levi | 7.3 | 189 |
| 15 | Seeing is Deceiving | 7.5 | 190 |
| 16 | The Art of the Steal | 7.7 | 191 |
7.62 avg 16 episodes 7.5 → 7.8
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Sid and Nancy | 7.5 | 206 |
| 2 | Oops I Bit It Again | 7.3 | 203 |
| 3 | Rex Marks the Spot | 7.6 | 190 |
| 4 | Leader of the Pack | 7.6 | 190 |
| 5 | Rex To Riches | 7.5 | 184 |
| 6 | Dead Man's Bridge | 7.5 | 182 |
| 7 | A Stab in the Dark Web | 7.5 | 183 |
| 8 | Sudden Death | 7.4 | 171 |
| 9 | Impawster Syndrome | 7.7 | 185 |
| 10 | Blood & Diamonds | 7.5 | 171 |
| 11 | Capital Punishment | 8.1 | 201 |
| 12 | No Man is an Island | 7.9 | 181 |
| 13 | Roses of Signal Hill | 7.6 | 167 |
| 14 | Roll the Bones | 7.8 | 174 |
| 15 | Nightmare on Water St. | 7.7 | 163 |
| 16 | Dog Days Are Over | 7.8 | 185 |
7.60 avg 20 episodes 7.5 → 8.3
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Lost in the Barrens | 7.5 | 229 |
| 2 | Punch Drunk Glove | 7.5 | 195 |
| 3 | Run, Donovan, Run | 7.4 | 184 |
| 4 | Hand of Cod | 7.5 | 174 |
| 5 | The Good Shepherd | 7.9 | 194 |
| 6 | Den of Snakes | 7.3 | 175 |
| 7 | The Date Escape | 7.3 | 163 |
| 8 | Bury the Lead | 7.3 | 176 |
| 9 | Rexpert Witness | 7.8 | 183 |
| 10 | One Wild Night | 7.4 | 169 |
| 11 | Working for the Weekend | 7.7 | 179 |
| 12 | Lost Lives Club | 7.4 | 164 |
| 13 | The Miranda Act | 7.6 | 163 |
| 14 | Rexit, Stage Left | 7.3 | 160 |
| 15 | Northern Rexposure | 7.6 | 197 |
| 16 | Due North | 8.0 | 189 |
| 17 | Lost and Found | 7.8 | 159 |
| 18 | Jail Break | 7.3 | 158 |
| 19 | The Cook, the Chief, the Cop and His Lover | 8.0 | 164 |
| 20 | One for the Road | 8.3 | 172 |
7.78 avg 16 episodes 7.8 → 7.7
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Ghost Ship | 7.8 | 200 |
| 2 | The Good, the Bad, and the Rex | 7.7 | 179 |
| 3 | Hound & Vision | 7.9 | 190 |
| 4 | Hour of the Dog | 7.8 | 189 |
| 5 | Hero by Night | 7.6 | 173 |
| 6 | Claws Out | 8.0 | 184 |
| 7 | Dancer, Traitor, Shepherd, Spy | 7.6 | 176 |
| 8 | Doghouse | 7.8 | 165 |
| 9 | Hudson and Son | 7.7 | 177 |
| 10 | Who's Your Caddy? | 7.7 | 169 |
| 11 | Dog and Pony Show | 7.9 | 169 |
| 12 | Bark and Bite | 7.7 | 171 |
| 13 | Dogged Pursuit | 7.9 | 163 |
| 14 | Death on the Doorstep | 7.7 | 149 |
| 15 | Wag the Dog | 7.9 | 155 |
| 16 | Rex, Drugs & Rock 'n' Roll | 7.7 | 156 |
7.34 avg 8 episodes 8.2 → 6.4
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Double Dog Dare | 8.2 | 169 |
| 2 | A Room with a Clue | 8.7 | 191 |
| 3 | Shuck Everlasting | 7.0 | 129 |
| 4 | K9: The Rext Generation | 7.2 | 138 |
| 5 | In from the Cold | 7.2 | 129 |
| 6 | Bee-Deviled | 7.0 | 131 |
| 7 | Kiss the Cod and Make Them Die | 7.0 | 125 |
| 8 | Hot Prowl in the City | 6.4 | 138 |