The Big Bang Theory Season 11, Episode 20 : The Reclusive Potential

A brilliant but reclusive scientist, Doctor Wolcott, invites Sheldon to his cabin in the middle of nowhere, and Leonard, Raj and Howard go along for the trip. Also, Penny and Bernadette improvise after Amy doesn't like the tame bachelorette party they planned for her. Guest Stars: Peter MacNicol, James Maslow, Edward James Gage, Ed Lieberman,

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