Crime Investigation Australia: Most Infamous (2018)
- Genre: Crime, Documentary
- First Air Date: 2018-05-09
- Last Air Date: 2021-08-29
- Total Seasons: 3
- Total Episodes: 30
- Status: Ended
- Production Company: Seven Network
- Network: Seven Network
Crime Investigation Australia shines new light on some of Australia's most notorious crimes.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Blood Sport - The Bondi Gay Murders | 2018-05-09 | 60 min |
| Season 1 | Episode 2 | Headless Body - The Kim Barry Murder | 2018-05-16 | 60 min |
| Season 1 | Episode 3 | Michael Kanaan - Shoot to Kill | 2018-05-23 | 60 min |
| Season 1 | Episode 4 | No Mercy - The Killing of Virginia Morse | 2018-05-30 | 60 min |
| Season 1 | Episode 5 | No More Grannies | 2018-06-06 | 60 min |
| Season 1 | Episode 6 | Tears for Daniel & Murder of Innocence - Sian Kingi | 2018-06-13 | 60 min |
| Season 1 | Episode 7 | The Backpacker Murders | 2018-06-20 | 60 min |
| Season 1 | Episode 8 | The Family Murders | 2018-06-27 | 60 min |
| Season 1 | Episode 9 | The Gonzales Family Murders | 2018-07-04 | 60 min |
| Season 1 | Episode 10 | The Killing Fields of Truro | 2018-07-11 | 60 min |
| Season 2 | Episode 1 | The Donald Mackay Disappearance | 2019-08-30 | 60 min |
| Season 2 | Episode 2 | The Anita Cobby Murder | 2019-09-06 | 60 min |
| Season 2 | Episode 3 | Death in a Heartbeat | 2019-09-13 | 60 min |
| Season 2 | Episode 4 | The Greenough Family Massacre | 2019-09-20 | 60 min |
| Season 2 | Episode 5 | Night of Terror - The Bega School Girls | 2019-09-27 | 60 min |
| Season 2 | Episode 6 | Snowtown - Bodies in the Barrels | 2019-10-04 | 60 min |
| Season 2 | Episode 7 | Mornington Monster / The Will Of Death, The | 2019-10-11 | 60 min |
| Season 2 | Episode 8 | Girls Who Knew Too Much - Sallie-Anne Huckstepp & Juanita Nielson, The | 2019-10-25 | 60 min |
| Season 2 | Episode 9 | Thrill Kill - The Janine Balding Murder | 2019-11-01 | 60 min |
| Season 2 | Episode 10 | Mystery of the Homestead Murders | 2019-11-08 | 60 min |
| Season 3 | Episode 1 | The Kimberley Killer | 2021-04-04 | 60 min |
| Season 3 | Episode 2 | A Killer Amongst Us - The Norfolk Island Murder | 2021-04-11 | 60 min |
| Season 3 | Episode 3 | Buried Alive | 2021-04-18 | 60 min |
| Season 3 | Episode 4 | Date with a Serial Killer - Rodney Francis Cameron | 2021-05-02 | 60 min |
| Season 3 | Episode 5 | The Predator - Leonard John Fraser | 2021-05-09 | 60 min |
| Season 3 | Episode 6 | The Assassination of John Newman | 2021-05-16 | 60 min |
| Season 3 | Episode 7 | The Night Caller - Eric Edgar Cooke | 2021-07-04 | 60 min |
| Season 3 | Episode 8 | The Devil Inside - John Ernest Cribb | 2021-07-11 | 60 min |
| Season 3 | Episode 9 | The Moorhouse Horrors | 2021-07-18 | 60 min |
| Season 3 | Episode 10 | The Killer Punch & Contract to Kill | 2021-08-29 | 80 min |
