Former "Doctor Who" star Karen Gillan is the latest to join the cast of "Guardians of the Galaxy," The Hollywood Reporter said.
The film is slotted for a late-June shoot in Britain with James Gunn directing.
Gillan is to play the lead female villain in the film, the entertainment industry publication reported.
Gillan previously played the Doctor's companion in three seasons of the BBC hit, "Doctor Who." Her character appeared in apps, books and video games.