I Know What You Did Last Summer backdrop
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The Best Episodes of I Know What You Did Last Summer

Every episode of I Know What You Did Last Summer ranked from best to worst. Let's dive into the Best Episodes of I Know What You Did Last Summer!

Binge this in 6h 32mPeaking at 6.5/10

In a sun-soaked Hawaiian town with a mysterious past, a group of friends is left with a dark secret after a tragic accident. One year later, a member of the group receives a threatening message,

Seasons1

Episode Rankings

  1. #1 Fan Favorite
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    I Know What You Did Last Summer Season 1 Episode 2 - It's Not Just for Dog Shit
    6.5/10(611 votes)

    #1 - It's Not Just for Dog Shit

    S1:E2

    The estranged friends reunite to try and figure who might have revealed their secret or who else knows what they did – which leads to murder.

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  2. I Know What You Did Last Summer Season 1 Episode 4 - Hot Shrimp Salad
    6.5/10(541 votes)

    #2 - Hot Shrimp Salad

    S1:E4

    Lennon uncovers secrets about her twin and begins to fear the worst about the true identity of the person murdering her friends. The local community is shocked by more murders.

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  3. I Know What You Did Last Summer Season 1 Episode 6 - Least You Had a Spare
    6.4/10(452 votes)

    #3 - Least You Had a Spare

    S1:E6

    More devastating truths are unearthed by Lennon as the crew frantically search for one of their own who has gone missing.

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  4. I Know What You Did Last Summer Season 1 Episode 3 - A Gorilla Head Will Not Do
    6.3/10(542 votes)

    #4 - A Gorilla Head Will Not Do

    S1:E3

    Unable to go to the authorities without revealing their secret, the crew needs to solve the mystery on their own. More bodies turn up, as they realize they’re being haunted and hunted.

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  5. I Know What You Did Last Summer Season 1 Episode 7 - If Only Dogs Could Talk
    6.3/10(452 votes)

    #5 - If Only Dogs Could Talk

    S1:E7

    The town races to find the killer before another victim is claimed. Calm seems to be restored as the killing stops until the police make a gruesome discovery.

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  6. I Know What You Did Last Summer Season 1 Episode 1 - It's Thursday
    6.1/10(750 votes)

    #6 - It's Thursday

    S1:E1

    Lennon Grant returns home after her first year at college and discovers that someone knows the terrible secret she and her OG crew of friends swore to keep last summer.

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    The 20 WORST Episodes of I Know What You Did Last Summer

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  8. I Know What You Did Last Summer Season 1 Episode 5 - Mukbang
    6.1/10(474 votes)

    #7 - Mukbang

    S1:E5

    The police question everyone in town with any connection to the victims. The crew think they know who is after them and hunt for evidence implicating the town eccentric.

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  9. I Know What You Did Last Summer Season 1 Episode 8 - Your Next Life Could Be So Much Happier
    4.7/10(567 votes)

    #8 - Your Next Life Could Be So Much Happier

    S1:E8

    Lennon and her surviving friends confront painful truths from the past as the shocking truth of the killer's identity is finally revealed – with deadly consequences.

    Director:Logan Kibens

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Best Episodes Summary

"It's Not Just for Dog Shit" is the best rated episode of "I Know What You Did Last Summer". It scored 6.5/10 based on 611 votes. Directed by Craig William Macneill and written by Sara Goodman, it aired on 10/14/2021. This episode scored 0.0 points higher than the second highest rated, "Hot Shrimp Salad".