The Beast Within


4 of season 1
Kenneth Gilbert
Karen Harris, Jill Sherman Donner
Original airdate
March 17, 1978
David Bradburn
Preceded by
Followed by

The Beast Within is episode four of the live-action TV series The Incredible Hulk. It originally aired on March 17, 1978 on CBS.


David takes a job at a zoo in order to learn more about the research of a controversial scientist studying animal aggression. When David discovers that the insecure young woman is being framed by several corrupt zoo officials involved in a diamond-smuggling operation, it will take the power of the creature within him to resolve the situation.


  • Bill Bixby ... David Banner
  • Jack Colvin ... Jack McGee
  • Lou Ferrigno ... The Hulk
  • Caroline McWilliams ... Dr. Claudia Baxter
  • Richard Kelton ... Carl
  • Dabbs Greer ... Dr. Malone
  • Charles Lampkin ... Joe
  • Jean Durand ... Jagger
  • Norman Rice ... 1st Zoo Security Guard
  • Joe DeNicola ... 2nd Zoo Security Guard
  • Billie Beach ... Rita
  • George Barrows ... Gorilla (uncredited)

Highlights Edit

  • The scene in which the Hulk battles the gorilla.


  • This is the first of 12 episodes co-written by Jill Sherman Donner. She is the widow of actor Robert Donner (April 27, 1931 – June 8, 2006 [heart attack]) who appeared in the episodes "The Phenom" and "Sideshow". She also produced 28 episodes.
  • This is the first of 12 episodes co-written by Karen Harris. She also produced 23 episodes. In the 1990s, she would become an award-winning writer for General Hospital.

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