It depends if your metadata provider considers it a special. You cannot force Jellyfin to pull down movie metadata as a special. You COULD manually bring in metadata with NFOs and your own images.
Jellyfin 10.9.11 (Docker)
Ubuntu 24.04 LTS
Intel i3 12100
Intel Arc A380
OS drive - SK Hynix P41 1TB
Storage
3x WD Red Pro 6TB CMR in RAIDZ1 (JF Library)