
What You’ll Need

Short Curly Rainbow Wig with Bangs

Sexy Head Nurse Costume

Bright Red Lipstick

Black Eyeliner

Pink Nitrile Disposable Gloves

White Opaque Lace-Top Thigh Stockings

Fire Red Patent Pumps

First Aid Bag

“Nina” Gold Half-Heart Pendant Necklace
Are you ready to recreate one of the most iconic thriller looks of recent years? Cassie Thomas from the film Promising Young Woman makes an unforgettable statement in her nurse disguise.
This costume is bold, colorful, and packed with dark humor to make you stand out at any event. It is perfect for cosplayers who want a striking look that gets everyone talking at conventions.
Our guide breaks down every piece you need to assemble this outfit easily. You do not need advanced crafting skills to pull off this memorable cosplay successfully.
With this DIY approach, you can create a movie-accurate portrayal without spending a fortune. Every element is simple to source and assemble for a high-quality finish.
Complete Costume Breakdown
Clothing & Core Pieces
The main centerpiece of this entire outfit is the classic white nurse dress. Look for a sexy nurse costume zip-up dress with bright red trim detailing.
Layer your dress over white opaque stockings that feature a delicate lace top. This addition completes the medical uniform aesthetic while keeping the look stylized and sharp.
For footwear, select a pair of fire red patent pumps with a glossy finish. The vibrant red color will match the nurse trim and draw attention instantly.
Accessories & Details
The colorful wig is easily the most recognizable part of this movie look. Choose a short, curly rainbow wig with bangs to match Cassie‘s striking hairstyle.
Wear a gold half-heart pendant necklace to represent Cassie’s deep bond in the film. This small detail is crucial for dedicated fans of the movie to recognize.
Put on pink nitrile disposable gloves to add a clinical yet stylized touch. These gloves are easy to find and comfortable to wear all day.
Carry a vintage-style first aid bag to serve as your primary costume prop. It serves as a handy container for your phone and essentials while maintaining the nurse theme.
Cosplay Tips
1. Style the rainbow wig carefully using a wide-tooth comb to keep the curls bouncy and avoid messy tangles.
2. Practice walking in your red patent pumps before the convention to ensure you can stay comfortable all day.
3. Pack extra pink nitrile gloves in your first aid bag because they can rip very easily during activities.
4. Coordinate with a photographer to take high-angle photos that showcase the vibrant colors of the rainbow wig.
5. Keep your costume clean by wiping the patent leather pumps with a damp cloth after each convention day.
Character Vibe & Styling Notes
Cassie’s nurse look is all about creating a stark contrast between bright colors and dark themes. Her colorful wig clashes deliberately with the serious nature of her mission in the film.
Keep your cosplay makeup sharp and dramatic to stand out in photos. Apply bold black eyeliner to define your eyes and use a bright red lipstick.
Maintain a very confident and slightly mysterious attitude while posing for convention photographers. The main character is highly determined, which should show clearly in your facial expressions.
Walk with absolute purpose and hold your main props visible during the event. The first aid bag and red pumps should be prominent features in every pose.
Final Thoughts
Dressing up as Cassie Thomas is a fantastic project for both beginners and experienced cosplayers. It uses simple pieces to create an incredibly powerful image that people will remember.
Gather your materials, style your colorful wig, and step into the shoes of this compelling protagonist. You are sure to turn heads at your next comic book convention or party.
With this simple guide, assembling the ultimate Promising Young Woman cosplay is highly straightforward. Enjoy the process of creating this bold and unforgettable costume for your collection.

