Milly Alcock turned plenty of heads when she played young Rhaenyra Targaryen in House of the Dragon, but that role did not appear from nowhere. Before dragons and royal plots, she worked her way through parts that tested her nerve and built her skill.
She picked tough dramas and sharp crime stories, taking chances on eerie thrillers that required real grit. People who only know her as the Targaryen heir have not seen how far she can stretch when given the room.
She holds her ground even in small parts and never fades into the background. Her characters do not come across as overly polished, which makes them feel alive and sharp. Fans who liked the fight she showed in Westeros will find plenty more in her early work. This list gives you ten shows and films where Milly worked hard to stand out and did not waste the shot.
Some of these roles came before she got the crown, but they helped her carry it well. If you want to know where she might go next, these picks demonstrate how deep her range runs and why so many keep an eye on what she does after the dragons.
10 Milly Alcock movies and TV shows to watch if you loved her as Rhaenyra in House of the Dragon
1. Upright

Milly Alcock brings Meg Adams into Upright as a wild card who flips Lucky’s lonely road trip on its head. She steals cars, breaks down barriers, and keeps her secrets locked tight, which forces Lucky to unlock his own buried mess. Their back and forth feels raw because Meg refuses to back down or play sweet.
She gives the show its rough charm that sticks to the dirt roads and gas stations. Without Meg, the story stalls because Lucky stays stuck. Milly’s work proves she can carry chaos and warmth in one shot without missing the beat.
2. Reckoning

Milly shows up in Reckoning as Sam Serrato and sets up real tension inside a town cracking under secrets. She stands between two fathers who hide ugly truths and pulls you closer to what those secrets cost. Sam acts out, fights back, and drags the story away from the detective side.
She does not let her teen drama feel fake. Milly makes Sam’s danger sharp and true because you see what she risks by pushing against both sides. Her part holds the show’s human core that keeps the murders and lies from drowning out the real stakes.
3. The Gloaming

Jenny McGinty might be dead in The Gloaming, but Milly Alcock turns her ghost into more than cold mist. Her flashbacks tie murders to old pain buried under Tasmanian fog. She makes Jenny’s silence feel loud enough to drag the detectives deep into town secrets. Her face hangs over every twist because she holds the broken pieces together.
Milly’s Jenny is not just a clue. She is the cost that makes the mystery sting more than a puzzle. Without her, the show would lose its chill that hangs in the air every time her name comes up.
4. Pine Gap

In Pine Gap, Milly steps in as Marissa Campbell, who watches grown-ups play spy games in the desert. She lives on the edge of the base but never stays in the dark. Her part reveals how secrets spill into family dinners and late-night calls, transforming everyday life into a source of stress.
Milly makes Marissa’s small scenes count because they bring weight when big data and politics start to choke the plot. She keeps it honest when satellites and backdoors take over. Without her, the story would float too far off the ground where real people feel the pinch.
5. Les Norton

Les Norton pulls Milly into the Sydney underworld as Sian Galese, who drifts through shady bars and backrooms. She brings youthful energy that combines street smarts with blind spots. Sian shows how easy it feels to slip deeper once you take that first risk. She edges into Les’s world like trouble wrapped in good fun.
Milly makes sure Sian’s short scenes stick. She stops the show from leaning only on punch-ups and dirty deals. She adds a piece that gives Les more to lose when fists and payoffs get rough. Her part keeps the street vibe honest.
6. The School

Milly takes a shot at horror in The School, where she plays Jen, trapped inside twisted halls that mess with time. She does not scream at shadows. She stands as a sign that nothing in those halls wants to stay buried. Her stare tells you secrets hidden in old rooms and locked doors.
She gives the low-budget scares a pulse that lasts after the credits roll. Milly’s Jien does not feel like a jump scare prop. She makes the haunted space creep under your skin. Her part lifts this hidden horror above throwaway late-night filler.
7. The Familiars

The Familiars hides old magic under normal streets, and Milly steps in as Alison, who makes that spell feel close to real life. She navigates moments that feel off, but never drifts too far from the ground. Her eyes pull you to small signs that point to bigger secrets waiting to break out.
Milly handles the hush and hint style that fantasy needs when money is tight. She gives you just enough weight to keep it believable. Her time in this film proves she can anchor strange tales without overplaying the weirdness that bubbles under normal faces.
8. Janet King

When Milly shows up in Janet King as Cindi Jackson, she lands inside a legal fight that snaps old ties wide open. She might not sit in the main trial seat, but her slip shakes the courtroom enough to shift the balance. Milly keeps her side raw, with edges that never fade.
She gives the series a jolt when judges and lawyers start to run out of ideas. Her part works like a fuse that burns just enough to throw everyone off balance. She made her mark in a few episodes and proved she could match heavyweights in tight scenes.
9. High Life

Milly plays Isabella Barrett in High Life, a role which cuts sharply. She brings truth to a web series that stars teenagers buried under a digital mess. Isabella never acts like a soap prop.
Milly works the silences and side looks that show what words miss. She crafts a fast style that lands deeper than you expect from a short gig. This early role shaped her style, which stays honest when scripts get thin. It shows she can say plenty without a single shout.
10. Wonderland

Wonderland has Milly Alcock’s first real moment on TV, where she plays Teen Girl One. The title looks small, but that set taught her how camera time moves fast and does not forgive. She got one shot to learn how real shows run. She used it to plant her name on casting lists.
Most people skip early roles, but they prove that Milly did not jump ahead. She put in hours to stand out when parts barely had names. Wonderland gave her the first push that kept rolling until dragons and crowns came knocking years later.
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