- Mel Blanc as Secret Squirrel
- Paul Frees as Morocco Mole, Double Q and Squiddly Diddly
- John Stephenson as Chief Winchley
- Jean Vander Pyl as Winsome Witch
- The episode "Sub Swiper" is available on the DVD Saturday Morning Cartoons 1960s Vol. 1.
- On November 3, 2015, Warner Archive released The Secret Squirrel Show: The Complete Series on DVD in region 1 as part of their Hanna–Barbera Classics Collection. This is a Manufacture-on-Demand (MOD) release, available exclusively through Warner's online store and Amazon.com.
- The Secret Squirrel Show at the Big Cartoon Database
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