Offspring of the infamous Spellcraft clan, a group of ne'er-do-well alchemists who couldn't even make the grade in girls' pharmacy school.

12 seconds sound clip from Batman (1966) - The Entrancing Dr. Cassandra (S3E25) TV Series.

You can hear this line at 00:07:48 in the Blu-ray version of the movie.

Quote context

[...]

- Alvino-ray gun? What does it do?

- Spreads a mess of wild vibrations.

- Oh, mar. Just mar.

- Let's split.

- Aha. Just as I suspected.

- What is it, Batman?

- This mediquack, Dr. Cassandra, is none other than Cassandra Spellcraft.

- Offspring of the infamous Spellcraft clan, a group of ne'er-do-well alchemists who couldn't even make the grade in girls' pharmacy school.

- Holy unrefillable prescriptions.

- Is she really a doctor?

- She isn't even a nurse.

- What's that?

- The portable Batphone.

- Yes, commissioner? We'll be right there.

[...]