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The Grasshopper Experiment
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The Grasshopper Experiment - Cast Appearances
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Johnny Galecki
as
Leonard Leakey Hofstadter
Jim Parsons
as
Sheldon Lee Cooper
Kaley Cuoco
as
Penny
Simon Helberg
as
Howard Joel Wolowitz
Kunal Nayyar
as
Rajesh Ramayan Koothrappali
