# How to watch ‘The Love Hypothesis,’ a new rom-com streaming now on Prime Video *The adaptation of Ali Hazelwood's best-selling novel stars Lili Reinhart and Tom Bateman. * --- ## Key takeaways - *The Love Hypothesis* is now streaming globally on Prime Video. Watch the trailer above. - Lili Reinhart and Tom Bateman star as two scientists who end up in a fake relationship. - The film is based on Ali Hazelwood's *New York Times* best-selling romance novel. --- Highly anticipated movie *The Love Hypothesis* is streaming now on [Prime Video](https://www.aboutamazon.com/news/tag/prime-video). Based on Ali Hazelwood’s best-selling novel, the rom-com stars Lili Reinhart and Tom Bateman as two scientists who end up in a fake relationship. ![Anne Hathaway stars as Verity Crawford and Josh Hartnett as Jeremy Crawford in director Michael Showalter's VERITY, from Amazon MGM Studios.](https://assets.aboutamazon.com/dims4/default/c875136/2147483647/strip/true/crop/3798x2532+351+0/resize/300x200!/quality/90/?url=https%3A%2F%2Fassets.aboutamazon.com%2F82%2F2d%2F36b5b23a4f148eed4b8b4b5b0ddd%2Fverity-v-05529-r-rgb.jpg) - [How to watch 'Verity,' the Colleen Hoover movie adaptation coming to Prime Video on 27 October.](https://www.aboutamazon.com/news/entertainment/verity-colleen-hoover-amazon-mgm-studios) Here’s everything you need to know about the adaptation. ## What is ‘The Love Hypothesis’ about? *The Love Hypothesis* follows Olive, a brilliant Ph.D. candidate focused on her future in academia. But when she realizes her best friend Ahn has fallen for her crush, Jeremy, Olive impulsively kisses intimidating professor Adam Carlsen to prove she’s moved on. What begins as a desperate act of friendship spirals into a fake relationship with rules, boundaries, and a mutually beneficial agreement. When their arrangement begins to blur the lines between performance and reality, Olive is forced to test her most daunting hypothesis yet: that love might actually be worth the risk. ## Who is in ‘The Love Hypothesis’ cast? ![Rachel Marsh, Nicholas Duvernay, and Jaboukie Young-White smiling together as they stare out off of a balcony](https://assets.aboutamazon.com/dims4/default/091e0b3/2147483647/strip/true/crop/1600x900+0+0/resize/767x431!/quality/90/?url=https%3A%2F%2Fassets.aboutamazon.com%2F8c%2Fb7%2F1d0727eb45aba7a5ca5620bf32ae%2Funtitled-10-june-2026-at-11-31-27.png) *The Love Hypothesis* stars: - Lili Reinhart ([*Chemical Hearts*](https://www.amazon.com/gp/video/detail/B08DL7RJJR/ref=atv_sr_fle_c_sreca2d7_2_1_2?sr=1-2&pageTypeIdSource=ASIN&pageTypeId=B08DL6P44L&qid=1781086798929)) as Ph.D. candidate Olive - Tom Bateman ([*Hedda*](https://www.amazon.com/gp/video/detail/B0FBLMNYYW/ref=atv_sr_fle_c_sreca2d7_2_1_1?sr=1-1&pageTypeIdSource=ASIN&pageTypeId=B0FBLNHVK2&qid=1781086841382)) as intimidating professor Adam - Rachel Marsh ([*Fallout*](https://www.aboutamazon.com/news/entertainment/fallout-prime-video)) as Olive’s best friend Ahn - Nicholas Duvernay ([*Reminders of Him*](https://www.amazon.com/gp/video/detail/B0GHTCH5DL/ref=atv_sr_fle_c_sr62ef6f_1_1_1?sr=1-1&pageTypeIdSource=ASIN&pageTypeId=B0GHTGPCSR&qid=1781087088179)) as Olive’s crush Jeremy The movie is directed by Claire Scanlon ([*The People We Hate at the Wedding*](https://www.amazon.com/gp/video/detail/B0B8TSCXLF/ref=atv_sr_fle_c_sreca2d7_1_1_1?sr=1-1&pageTypeIdSource=ASIN&pageTypeId=B0B8TRM295&qid=1781087136264)) and written by Sarah Rothschild, based on Hazelwood’s novel. ## How to watch 'The Love Hypothesis' on Prime Video ![Lili Reinhart and Tom Bateman in Prime Video's Love Hypothesis](https://assets.aboutamazon.com/dims4/default/c99acd0/2147483647/strip/true/crop/1600x900+0+0/resize/767x431!/quality/90/?url=https%3A%2F%2Fassets.aboutamazon.com%2Fb6%2F00%2F260db2f94c489669bdfd2071ada2%2Funtitled-11-june-2026-at-15-00-55-1.png) *The Love Hypothesis* is streaming now exclusively on Prime Video globally. Prime Video is included with an [Amazon Prime membership](https://www.aboutamazon.com/news/retail/prime-membership-cost-benefits), which costs $14.99 a month or $139 a year in the U.S. Discounted memberships are also available for [young adults](https://www.aboutamazon.com/news/retail/amazon-prime-for-young-adults) and [qualifying government assistance recipients](https://www.aboutamazon.com/news/retail/amazon-prime-access-discounted-membership) at 50% off. Check your local Amazon website for information on Prime membership pricing in your region. Not a member yet? Start a [30-day free trial](https://www.aboutamazon.com/news/retail/amazon-prime-free-trial) today. ## What else is on Prime Video? ![Tom Bateman carrying Lili Reinhart in his arms through the park at night lovingly. ](https://assets.aboutamazon.com/dims4/default/43e0d62/2147483647/strip/true/crop/1600x900+0+0/resize/767x431!/quality/90/?url=https%3A%2F%2Fassets.aboutamazon.com%2Fba%2F4c%2Feffe9bc74d949fe422ab47cf7f6f%2Funtitled-10-june-2026-at-11-30-34.png) There are plenty of other romantic movies available to watch on Prime Video including [*The Map That Leads to You*](https://www.aboutamazon.com/news/entertainment/the-map-that-leads-to-you-movie-prime-video), [*The Idea of You*](https://www.aboutamazon.com/news/entertainment/idea-of-you-anne-hathaway-prime-video), and [*Red, White & Royal Blue*](https://www.aboutamazon.com/news/entertainment/red-white-and-royal-blue-movie-trailer). Prime Video is a first-stop entertainment destination offering customers a vast collection of premium programming in one app available across thousands of devices. Prime members can customize their viewing experience and find their favorite movies, series, documentaries, and live sports. ![Scene from Season 1 of Sterling Point on Prime Video.](https://assets.aboutamazon.com/dims4/default/04667b6/2147483647/strip/true/crop/1688x1125+0+0/resize/300x200!/quality/90/?url=https%3A%2F%2Fassets.aboutamazon.com%2Ff9%2Fbb%2F5380911b4843a8fe5e48a4bca33b%2Fabout-amazon-hero-sterling-point-s1-fg-107-00024709-still012-3000.jpg) - ['Sterling Point' Season 2: Everything to know and how to watch Season 1 on Prime Video](https://www.aboutamazon.com/news/entertainment/sterling-point-series-prime-video) These include [Amazon MGM Studios](https://www.aboutamazon.com/news/tag/mgm)–produced series and movies, licensed fan favorites, and programming via [subscriptions](https://www.aboutamazon.com/news/entertainment/what-are-prime-video-channels) on Prime Video such as [MGM+](https://www.aboutamazon.com/news/entertainment/everything-you-need-to-know-about-mgm-plus), [Apple TV](https://www.aboutamazon.com/news/entertainment/apple-tv-shows-amazon-prime-video-subscription), [HBO Max](https://www.aboutamazon.com/news/entertainment/hbo-max-on-prime-video-channels), [Peacock Premium Plus](https://www.aboutamazon.com/news/entertainment/peacock-shows-movies-prime-video-subscription), [FOX One](https://www.aboutamazon.com/news/entertainment/fox-one-news-sports-entertainment-prime-video-subscription), [DAZN](https://www.aboutamazon.com/news/entertainment/prime-video-dazn-sports-subscription), and [Crunchyroll](https://www.aboutamazon.com/news/entertainment/crunchyroll-anime-subscription-amazon-prime-video), as well as more than 900 free ad-supported streaming television (FAST) channels. All customers, regardless of whether they have a Prime membership or not, can rent or buy titles via the Prime Video Store, and can enjoy even more content for free with ads. Next, find out about [*Love Me Love Me 2*](https://www.aboutamazon.com/news/entertainment/love-me-love-me-2-sequel-prime-video), the upcoming second installment of the saga based on Stefania S.’s international best-selling novels. *Update:**This article was originally published on June 11. It was updated on September 23 to reflect that the film is streaming now.*