Final Hour: In order to stop the future soldiers' plan, Kiera and Alec must risk everything. Kellog may appear to be on their side, but has an agenda of his own. (S4, ep 6)
The Desperate Hours: Carlos's patience is tested as Kiera presses him for more time to deal with the future soldiers, as they move to free their captured leader. (S4, ep 5)
Zero Hour: Kiera and Brad are at loggerheads after the infiltration. Alec gets a new perspective on his future. Kellog realises he's facing his own ruthlessness. (S4, ep 4)
Power Hour: Kellog meets his personal bodyguard, drawn from the ranks of the future soldiers, while Kiera and Garza attempt to infiltrate their compound. (S4, ep 3)
Rush Hour: Kellog tries to use Emily to manipulate Alec, but he decides to take action instead. Kiera tries to build bridges, unaware of Liber8's darker plans. (S4, ep 2)
Lost Hours: Kiera finds herself longing to return to her own time and her son after being injured during her escape from the future soldiers. (S4, ep 1)
Last Minute: In Brad Tonkin's war-torn future, Kellog sends him back in time as an insurance policy to neutralise the timeline created by Alec's jump back in time. (S3, ep 13) [S]
3 Minutes to Midnight: John Doe starts to regain his memory; he remembers shooting and killing Kiera. Terrified by these disturbing memories, he flees her apartment. (S3, ep 11)
Revolutions Per Minute: Now that Other Alec has extracted the CMR unit from Other Kiera's dead body, he immediately uses it to help advance the development of Halo. (S3, ep 10)
Minute of Silence: John Doe awakens from a coma with no memory of his life. Kiera is shocked to discover there is no record of his name on any database. (S3, ep 9)
So Do Our Minutes Hasten: Kiera accompanies a team of Protectors sent to break up a political demonstration. Dillon squares off with Julian on Diana Bolton's news show. (S3, ep 8)
Wasted Minute: Kiera faces a difficult decision when the Freelancers tell her that one version of Alec must be killed. Liber8 plan a biochemical attack on the city. (S3, ep 6)
30 Minutes to Air: Inspector Dillon is taken hostage by Liber8 during a live broadcast. Kiera and Carlos attempt to resolve the escalating situation. (S3, ep 5) [S]
Minute Changes: Kiera discovers a police cover-up when a student is shot dead at a demonstration. Alec's first board meeting has an unexpected outcome. (S3, ep 4)
Minute to Win It: Kiera's peace pact with Garza comes to an abrupt end. Red Alec grows closer to Emily. Liber8 starts robbing banks in an attempt to alter the future. (S3, ep 3) [S]
Minute Man: The timeline changes more and more by the minute. Carlos discovers that there are two Kieras and has difficulty digesting the fact. (S3, ep 2) [S]
Minute by Minute: Kiera tries to stop Red Alec from changing history as he attempts to save Emily. Kellog's rivalry with Escher takes a drastic turn. (S3, ep 1)
Second Last: Kiera and Carlos continue their search for Agent Gardner. Travis takes Elena's CPS suit from Kellog, and Emily decides to tell Alec who she is. (S2, ep 12)
Second Guess: Vancouver falls victim to a series of violent cyber attacks, and Carlos helps Kiera to look for the culprit. Meanwhile, Lucas is losing his mind. (S2, ep 11) [S]
Second Wave: Kiera falls into a trap, and is captured by those seeking revenge for what she did to Julian. Emily is sent on a mission to thwart Alec's plans. (S2, ep 10)
Second Listen: Alec and Jason attempt to reverse-engineer a piece of temporal technology, but Jason remains reluctant to reveal certain key details. (S2, ep 8) [S]
Second Truths: Kiera suspects a serial killer who's haunting Vancouver's streets may be from the future - but can she bring his reign of terror to an end? (S2, ep 6)
Second Opinion: In 2013, Kiera realises it's the day of her son's birthday in 2077. Meanwhile, Internal Affairs investigate the department's security breach. (S2, ep 5) [S]
Second Skin: Travis and Garza engineer the destruction of a series of fuel tankers. Alec learns that there is another CMR suit in the present day. (S2, ep 4) [S]
Second Thoughts: Kiera looks for her sister in the less salubrious areas of 2077 Vancouver. Liber8 make a deal with a gang to ensure Julian's safety in prison. (S2, ep 3) [S]
Split Second: Alec receives a tempting business proposition, but wonders if accepting it may prevent him from becoming a major player in the tech world in the future. (S2, ep 2) [S]
Second Chances: Kiera resurfaces after the mayor is assassinated, and as she reunites with Carlos to solve the murder, she also tries to reconnect with Alec. (S2, ep 1) [S]
End Time: In 2012, it's Kagame's birthday - and a date Kiera recognises as marking a significant terrorist attack. But how does a homeless man also know this? (S1, ep 10)
Playtime: Kiera and Carlos investigate apparently unrelated murder-suicides, but discover that both killers were in fact beta testers for the same games firm. (S1, ep 8) [S]
The Politics of Time: Carlos meets an investigative reporter friend, whose body is found the next morning. Alec tries to repair Kiera's battle suit. (S1, ep 7) [S]
A Test of Time: Kagame attempts to lead Liber8's agenda in a less violent direction, instead planning to co-opt sympathetic or useful elements in 2012. (S1, ep 5) [S]
Wasting Time: Kiera and Carlos investigate when corpses begin turning up with their pituitary glands excised. Kellog's loyalties become murkier. (S1, ep 3)
Fast Times: Kiera gets a lead on the whereabouts of the Liber8 activists when they kidnap a scientist, but soon finds her own cover under threat. (S1, ep 2) [S]
A Stitch in Time: In 2077 eight rebels against a totalitarian technocracy escape execution by travelling back to 2012 Vancouver - but an adversary comes along for the ride. (S1, ep 1) [S]