- 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
Another expression for 'changeling.' Before speaking of his illegal cloaking device for sale in the bar, Quark knocks on everything solid in view — glasses, table, chairs, tray — to make sure it's not a morphed Constable Odo listening in.