Which movie of the "Rocky" film series starred a Swedish actor and martial artist?
Rocky IV: Rocky IV is a 1985 American sports drama film written, directed by, and starring Sylvester Stallone. Rocky IV:  "Rocky IV" remained the highest grossing sports movie for 24 years before it was overtaken by "The Blind Side". Dolph Lundgren: Hans "Dolph" Lundgren (born 3 November 1957) is a Swedish actor, director, screenwriter, producer, and martial artist.
i don't know