Cast List

The following actors are featured in Mystery Science Theater 3000: The Atomic Brain

Trace Beaulieu Also starred in: Mystery Science Theater 3000: Manos: The Hands of Fate , RiffTrax Live: MST3K Reunion , Mystery Science Theater 3000: Untamed Youth

Kevin Murphy Also starred in: RiffTrax: The Shape of Things to Come , Bride and the Beast , RiffTrax: The Boy in the Plastic Bubble

Frank Conniff Also starred in: RiffTrax Live: MST3K Reunion , Mystery Science Theater 3000: Outlaw (Of Gor) , Mystery Science Theater 3000: The Beatniks

Mary Jo Pehl Also starred in: The Woman Who Sinned , Mary Higgins Clark's: He Sees You When You're Sleeping , RiffTrax Live: MST3K Reunion

Jim Mallon Also starred in: Mystery Science Theater 3000: Manos: The Hands of Fate , Mystery Science Theater 3000: Untamed Youth , Mystery Science Theater 3000: Rocket Attack U.S. A.

Michael J. Nelson Also starred in: RiffTrax: The Shape of Things to Come , Bride and the Beast , RiffTrax: The Boy in the Plastic Bubble

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