Apariciones en ST:[]
- TNG: "The Nth Degree" (193)(1991) - Dr. Albert Einstein
- TNG: "Descent, Part I" (252)(1993) - Dr. Albert Einstein
Otros Trabajos Destacados:[]
- Serie "Babylon 5" (1994) - "Ombuds Wellington" en eps. "Grail" y "The Quality of Mercy"
- Serie "Babylon 5" (1995) - "Dr. Lazarenn" en ep. "Confessions and Lamentations"
- Serie "Babylon 5" (1996) - "Imagen Narn" en ep. "Dust to Dust"
- Film "Harry Potter and the Chamber of Secrets" (2002) - Mr. Mason
- Miniserie "Doctor Who: Scream of the Shalka" (2003) - Mayor Thomas Kennet (voz)