Catching Feelings or Catching Side Effects? CAST PH’s ‘The Effect’ Has Us Questioning Love

Love, science, complicated feelings, and the kind of questions that don’t disappear when the curtain falls.

What if the person you’re falling for isn’t actually the one making your heart race, but the medication you’re taking?

Girl, imagine having trust issues with your own brain chemistry.

That’s the fascinating dilemma at the heart of The Effect, a play by Lucy Prebble brought to the Philippine stage by CAST PH (Company of Actors in Streamlined Theatre) in partnership with Areté.

Staged from September 19 to 27, 2026, at the Doreen Blackbox Theater in Ateneo de Manila University, the production explores love, mental health, human behavior, and the rather terrifying possibility that our emotions aren’t entirely within our control.

And if there’s one thing I appreciate about theater, it’s its ability to turn something deeply personal into a conversation worth having.

When Love Becomes an Experiment

At the center of The Effect are Connie Hall and Tristan Frey, two volunteers participating in a clinical trial for an experimental antidepressant.

As their dosage increases, so does their attraction.

Connie, portrayed by Sue Ramirez, approaches the relationship with skepticism, while Tristan, played by Brian Sy, is more willing to trust what he feels.

It’s a familiar dynamic, really.

One person wants certainty. The other wants to enjoy the moment.

Except this time, there’s a pharmaceutical experiment involved.

But what makes the story especially interesting isn’t simply whether Connie and Tristan are genuinely in love. It’s the larger question of how much control we actually have over our feelings.

After all, isn’t falling in love already a little like losing control?

Four Characters, Different Versions of the Truth

Beyond the central romance, The Effect also features Cathy Azanza-Dy as Dr. Lorna James and Dean Daniel Rosen as Dr. Toby Sealy, the medical professionals overseeing the experiment.

The Effect PILL

Their contrasting perspectives on depression, medication, and medical ethics broaden the play beyond a love story.

Suddenly, the question isn’t just whether two people are falling for each other. It’s also about who gets to define what’s normal, what requires treatment, and how much science can explain about being human.

The production also featured Chaye Mogg as Connie’s understudy.

Together, the characters create a story where certainty is difficult to come by, and that’s precisely what makes the material compelling.

What Makes CAST PH’s Approach Interesting

There’s another story here beyond the script itself: how this production came to life.

The Effect was initially presented in 2025 through CAST PH’s Theoria Omnium staged reading series. Following an encouraging audience response, the company revisited the material for a fully staged production, reuniting its original cast.

That progression is worth recognizing.

It reflects a willingness to explore a work, listen to audiences, and develop it further rather than treating theater as something that must arrive fully formed.

Under the direction of Sarah Facuri, CAST PH worked with assistant director Teia Contreras, set designer D Cortezano, lighting designer Jethro Nibaten, and sound designer Carlos Hombrebueno.

The production embraced the intimacy of black-box theater, where the relationship between performers, space, and audience becomes especially important.

There’s something refreshing about the idea that theater doesn’t always need massive sets or elaborate spectacle to be worth experiencing.

Sometimes, the most interesting thing happening onstage is a conversation that makes everyone question what they believe.

It’s also worth acknowledging the partnership with Areté, whose commitment to widening access to professional theater, particularly for students, is an important part of the cultural conversation.

Because theater shouldn’t feel like an exclusive club. Its stories deserve to reach people who might not otherwise think of themselves as theatergoers.

More Than Just a Love Story

What I find particularly interesting about The Effect is how it challenges the romantic ideas we’ve grown accustomed to.

We’re often told to trust our feelings, follow our hearts, and believe that love conquers everything.

But what if those feelings are influenced by biology, circumstance, or something we don’t fully understand?

Would that make them any less meaningful?

Personally, I think that’s a fascinating question, especially in a world where we’re constantly trying to explain, label, and rationalize everything we experience.

Sometimes we become so obsessed with understanding how something works that we forget to ask what it means to us.

And maybe that’s where the beauty of theater lies.

It doesn’t always need to provide the answer. Sometimes, asking the right question is enough.

Here’s to More Stories Worth Talking About

What makes productions like The Effect relevant is their ability to encourage conversations beyond the theater.

Mental health. Relationships. Personal agency. Vulnerability. The complicated business of being human.

These aren’t subjects reserved for academics or theater enthusiasts. They’re things we encounter in everyday life.

And that’s why I’m interested in the kind of work CAST PH continues to develop.

With its staged reading initiatives, intimate productions, and collaborations with creative spaces like Areté, the company offers an interesting approach to bringing challenging material closer to audiences.

I’d love to see more stories like these find their way to Philippine stages, and more people discover that theater can be as entertaining, uncomfortable, funny, and emotionally complicated as life itself.

Because at the end of the day, great theater isn’t just about what happens onstage.

It’s about the conversations that continue after the lights come back on.

And as for The Effect?

Maybe love really is chemistry. But isn’t it interesting how something so scientific can still leave us with so many questions?


Production Details

The Effect by Lucy Prebble
Presented by CAST PH in partnership with Areté
Directed by Sarah Facuri
September 19–27, 2026
Doreen Blackbox Theater, Areté, Ateneo de Manila University

About TheWanderReign

TheWanderReign explores entertainment, theater, culture, lifestyle, and the people and creative experiences shaping contemporary Filipino life.

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