Professor Frank Baxter and some animated friends answer questions about blood. what makes it red? Why do little animals' hearts beat so quickly? And so much more.
8 votes
William T. Hurtz
Director
Frank Capra
Frank Baxter
Himself
Richard Carlson
Mr. Fiction Writer
Mel Blanc
Squirrel / Turtle / Alligator / Rabbit (voice)
Sterling Holloway
Lab assistant
Marvin Miller
Hemo / Professor Anatomy
2020
2025
2021
2023
1998
2012
2022
2016
2024
