Most Similar Movies to The Effect of Gamma Rays on Man-in-the-Moon Marigolds (1973)
If you are looking for movies like The Effect of Gamma Rays on Man-in-the-Moon Marigolds (1973), you might like movies tagged with keyword : drama, family, psychological, coming of age, mother-daughter relationship, loneliness, hope, school life, social outcasts, emotional conflict, self-discovery, adversity, dreams, education, adolescence, tragedy, human nature, struggle, realism, independent film .
Sherrybaby (2006), 15 Park Avenue (2005), Summer Wishes, Winter Dreams (1973), Crooked Hearts (1991), Look at Me (2004), Iona (2015), My Brother's Keeper (1995) ... Let's take a look at the following list...

Sherrybaby (2006)
Sherry tries to integrate again into society and become a good mother.
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15 Park Avenue (2005)
An exploration of the impact of schizophrenia on a young woman and her family in today's Calcutta. The narrative pivots around the relationship of two sisters, older sister Anjali is a successful professor with a powerful personality. She is the anchoring rock for her family and carer for her sister Meethi whose progression into schizophrenia has been speed ed up by t...Read all
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Summer Wishes, Winter Dreams (1973)
Rita, a middle aged New York City homemaker, finds herself in an emotional crisis which forces her to re-examine her life, as well as her relationships with her mother, her eye doctor husband, her alienated daughter and estranged son.
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Crooked Hearts (1991)
How the discovery of a father's affair affects each member of his family.
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Look at Me (2004)
A gifted singer (Marilou Berry) seeks approval from her egotistical father (Jean-Pierre Bacri), who is a famous writer and publisher.
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Iona (2015)
Iona takes her teenage son to the holy island where she was born so they can hide from a violent crime. As her son seeks forgiveness for what he has done Iona comes to terms with her loss of faith.
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My Brother's Keeper (1995)
Twins (John Lithgow), one HIV-positive, go to court to fight for a bone-marrow transplant not covered by insurance.
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Twelve and Holding (2005)
After bullies cause the death of an adolescent, the lives of his identical twin (Conor Donovan) and his friends become further complicated as they try to deal with their grief.
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Half Nelson (2006)
An inner-city junior high school teacher with a drug habit forms an unlikely friendship with one of his students after she discovers his secret.
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Judy Berlin (1999)
A lonely, but talented teacher enjoys a flirtation with the (married) principal of the school, who returns her affections, but is hampered by his family members. Whilst the teacher and principal can steal their fleeting moments during an eclipse.
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Snow Angels (2007)
A drama that interweaves the life of a teenager, with his old baby sitter, her estranged husband, and their daughter.
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Kajillionaire (2020)
A woman's life is turned upside down when her criminal parents invite an outsider to join them on a major heist they're planning.
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Dayveon (2017)
In the wake of his older brother's death, 13-year-old Dayveon spends the sweltering summer days roaming his rural Arkansas town. When he falls in with a local gang, he becomes drawn to the camaraderie and violence of their world.
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Diane (2018)
A woman fills her days helping others and desperately attempting to bond with her drug-addicted son. But as those around her begin to drift away in the last quarter of her life, she is left to reckon with past choices and long-dormant memories.
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Powder Blue (2009)
After serving 25 years in prison, a former hit man (Ray Liotta) tries to track down his daughter (Jessica Biel).
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All Creatures Here Below (2018)
A desperate young couple on the run seek refuge in Kansas City.
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Somewhere Slow (2013)
When Anna Thompson gets mixed up in a convenience store robbery, she makes a split-second decision to walk out of her life and into the unknown. On her travels, she meets Travis, a teenage drifter on his own journey of self-discovery.
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Sugar (2004)
Cliff (Andre Noble) receives an unusual 18th birthday gift from his younger sister -- marijuana, alcohol, a subway token and the mission to lose his virginity. This results in Cliff meeting a young street hustler named Butch (Brendan Fehr). At first, as Butch introduces Cliff to gay street life in Toronto, Cliff is excited by his new relationship. But as the two grow closer, he finds that Butch has problems, including drug addiction, that are cause for serious concern.
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