On the end credits of all three parts, Howard Caine is credited playing both Bediyoskin and Dr. Smith. However, Bediyoskin only appears in the first two and Dr. Smith in the last two episodes.
On the end credits of all three parts, Howard Caine is credited playing both Bediyoskin and Dr. Smith. However, Bediyoskin only appears in the first two and Dr. Smith in the last two episodes.