- 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
A Bajoran prisoner aboard the Ravinok, a Cardassian ship attacked by the Breen in 2366 and forced to land on planet Dozaria. Heler survived the crash and was forced to labor in the Breen dilithium mines on Dozaria. He and several other crash survivors were rescued by Kira Nerys and Gul Dukat in 2372.