Directed by: Norm McCabe
Starring: Mel Blanc
Genres: Animated, Comedy, Family, Short
Continuity mistake: When Dr Jerkyl is making a potion in his laboratory, he puts a drop of solution into the beaker and the potion turns yellow, but in the next shot the potion is now pink.
Continuity mistake: When Daffy is standing at the door of Dr Jerkyl's house, there is a doormat under him that disappears when he sees the door opening.
Continuity mistake: When Daffy sees Dr Jerkyl's house, he is holding a telegram in his hand that disappears when we see him in the next shot.
When Daffy sees Dr Jerkyl's house, he is holding a telegram in his hand that disappears when we see him in the next shot.
The opening credits on this cartoon are the artists' actual signatures.
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