Canadian TV · CTV Sci-Fi Channel
Killjoys: all seasons, episodes and where it airs in Canada
Quick answer · Canada
Killjoys is a Canadian action and adventure series on CTV Sci-Fi Channel, which ran from 2015 to 2019, with 5 seasons and 50 episodes.
Killjoys has ended; its final episode aired on Friday, September 20, 2019.
Killjoys seasons (5 seasons, 50 episodes)
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 10 | June 19, 2015 | August 21, 2015 |
| Season 2 | 10 | July 1, 2016 | September 2, 2016 |
| Season 3 | 10 | June 30, 2017 | September 1, 2017 |
| Season 4 | 10 | July 20, 2018 | September 21, 2018 |
| Season 5 | 10 | July 19, 2019 | September 20, 2019 |
Original Canadian air dates on CTV Sci-Fi Channel.
Common questions
How many seasons of Killjoys are there?
Killjoys has 5 seasons and 50 episodes, first airing on Friday, June 19, 2015.
Has Killjoys ended?
Killjoys has ended; its final episode aired on Friday, September 20, 2019.
What channel is Killjoys on in Canada?
Killjoys aired on CTV Sci-Fi Channel. Past episodes are often available on the broadcaster's own catch-up app.
Who stars in Killjoys?
The main cast includes Aaron Ashmore, Hannah John-Kamen, Luke Macfarlane.
Source: TVmaze (CC BY-SA), retrieved October 5, 2026.