- 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
Phylobiology expert at a Federation-sponsored psychology conference. Wagner was unaware that his audience thought they were attending an interactive symposium and were disappointed and bored by his dry speech.