- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
In the mirror universe, the Romulans' poltical aliance and nature is vague but neutral: Sisko posing as his late counterpart says he'll try to get them to support the Terran Rebellion.