Cosmos. Una odisea en el espacio y tiempo
2014
Self (archive footage)
Bajo el signo de Ishtar
1956
Self (as Dr. Frank C. Baxter)
Our Mr. Sun
Dr. Research (as Dr. Frank C. Baxter)
Una mujer espera
1964
Book Critic on TV (uncredited)
Hemo the Magnificent
1957
Himself
El extraño caso de los Rayos Cósmicos
Dr. Research (as Dr. Frank Baxter)
The Alphabet Conspiracy
1959
Dr. Linguistics
The Thread of Life
1960
The New March of Dimes Presents: The Scene Stealers
1962
Self
Gateways to the Mind
1958
Himself (as Dr. Frank C. Baxter)
About Time
The Bell Telephone Hour
