The series moved to Global Television Network with this season, previously airing on the smaller Slice channel.

[6] Former HouseGuests such as Jon Pardy and Neda Kalantar appeared at the open casting calls to promote the series.

[8] Dan Gheesling, who had previously won the United States edition in 2008, appeared with Cox on The Morning Show to promote the premiere.

[13] The British edition of the franchise was cited as an influence on the theme, with Faragher wanting the House to make its inhabitants feel uncomfortable.

[12] The Head of Household room was compared to the parlor of the Nautilus from Jules Verne's 1870 science-fiction novel Twenty Thousand Leagues Under the Seas.

[12] The main bedroom has the appearance of a blue sky with clouds, intended to make HouseGuests feel safe in the room.

[16] Shomi, owned by Shaw Media, allowed the Head of Household each week to watch one film or television episode.

[15] Like the previous season, fans were able to select one piece of furniture from The Brick each week to place in the Head of Household suite.

[23] HouseGuests Bruno Ielo, Kevin Martin, and Sindy Nguyen would all return to compete on the show's fifth season.

[34] Ashleigh, Bobby, Bruno, Graig, Willow, and Zach formed the Chop Shop alliance that same day.

[45][46][47] Kevin won the "Story Time" Head of Household competition that night and learned in The Vault he must immediately nominate two HouseGuests for an instant eviction.

[50] The contestants learned of the nominations and twist the next day, and were required to cast their votes out loud; Naeha was evicted.

[51][52] HouseGuests competed in pairs that night in the "Switching Gears" Head of Household competition, which Brittnee and Sarah won.

[55] Later that day the HouseGuests competed in a task for a $1,000 prize and an advantage in the upcoming HoH competition; Zach was the winner.

[57][58] Bruno won the "Through the Wringer" HoH competition minutes later, which granted him a $5,000 prize as well as the title of Head of Household.

[70] Ashleigh, Pilar, and Sarah were chosen to compete for the PoV; Zach won the Power of Veto in the "Ant Maze" competition that night.

[71] On Day 34, the HouseGuests chose Bobby and Sindy to participate in a task; the pair were locked in The Vault for twenty-four hours, with the option of taking $10,000 out of the prize and leaving immediately.

[77] Though Bruno and Bobby had worked with Brittnee, Sarah, and Sindy to evict Jordan, they turned on the trio immediately after.

[77] On Day 36, the HouseGuests competed in the "Bubble Ball" Have-Not competition; Brittnee, Godfrey, Kevin, and Sarah lost.

[85] The group participated in a fortune telling task the next day, which resulted in Bobby, Willow, and Zach becoming Have-Nots for the week.

[86] Kevin chose to nominate Bobby and Brittnee for eviction that night, with Bruno and Godfrey being the additional HouseGuests on the shortlist.

[87] Ashleigh, Pilar, and Sarah were chosen to compete for the PoV; Kevin won the "Delivering the Goods" Power of Veto competition on Day 44, also winning a $10,000 gift card for The Brick.

[89] Brittnee won the "Talk of the Block" HoH competition minutes later, and the House learned of the triple eviction twist.

[95] It was revealed that Canada has chosen Brittnee and Sarah to be the Have-Nots for the week; unbeknownst to the HouseGuests, the pair earned the chance to compete for a secret power.

[100] Brittnee chose to use her secret power moments before the live eviction on Day 56, allowing her to remove herself and Godfrey from the block and choose the two replacement nominees.

[110][111] HouseGuests learned that it would be a double eviction night prior to the "Web of Flies" Head of Household competition, which Brittnee won.

[114][115][116] Sarah won "The Voice of Housebots Past" Head of Household competition later that night, ensuring herself a spot in the show's finale.

[110] On Day 64, former HouseGuests Gary Levy and Ika Wong entered the House to style the contestants for the annual awards show.

[119] During a surprise eviction on Day 66, Ashleigh removed herself from the block; Brittnee was nominated in her place, being the only HouseGuest eligible.

[121][122] Following Brittnee's eviction, the final three HouseGuests learned they must agree on one member of the jury to ban from voting; they chose Jordan.