Euphoria
Cassie Howard
FLM.REDซิดนีย์ สวีนีย์
From television drama to producing thrillers
The actor behind Cassie Howard in Euphoria and Millie Calloway in The Housemaid.
Spokane, Washington, USA
Sydney Sweeney is an American actor and producer from Spokane, Washington. Her work includes television drama, romantic comedy and psychological thrillers.
She plays Cassie Howard in Euphoria and appeared as Olivia Mossbacher in the first season of The White Lotus. Both performances earned her Emmy nominations.
Her film work includes the romantic comedy Anyone But You, in which she appears opposite Glen Powell, and the drama Reality. She has also taken producing roles alongside acting.
In The Housemaid (2025), Sweeney plays Millie Calloway, a woman who takes a live-in housekeeping job with the Winchester family. She also serves as an executive producer on the thriller adapted from Freida McFadden’s novel.
The list below shows films currently available on FLM.RED, not her complete filmography.
Cassie Howard
Bea
Millie Calloway
Performance readings are FLM.RED editorial interpretation.
Titles in this collection; not a complete filmography.
Portrait illustration: FLM.RED.