- 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 female Voth, the daughter of Professor Forra Gegen. Like most in her society, she had doubts about her father's controversial "Distant Origin Theory" of evolution, and was concerned for his safety. Frola was romantically interested in Tova Veer, her father's assistant.