Rosie Lack

Rosie Lack is a film industry professional with a background in costume departments. Lack served as a Costume Assistant on The Fantastic 4: First Steps in 2025. This role built on their previous experience as an Assistant Costume Designer on The Seasoning House in 2012.

The work of a costume assistant or assistant costume designer involves supporting the creation and management of costumes for film productions. This can include tasks such as sourcing materials, assisting with costume design, and helping to dress actors. In these roles, Lack would have worked closely with costume designers and other production staff to ensure the accurate and effective creation of costumes for the films.

Lack's verified filmography reflects a focus on costume-related work in the film industry. With credit…