- 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
First lifeform from the Gamma Quadrant to appear on Deep Space 9. Tosk was a trained target for Hunters from his world. Miles O'Brien offered Tosk shelter, but Tosk chose to fulfill his duty.