The Monster Isolation

After a bad date, Koothrappali decides to never leave his apartment; Penny's acting skills impress Sheldon.

My Thoughts

Guest Stars

Special appearances in this episode.

Guest Stars

Kevin Sussman

Stuart Bloom

Kate Micucci

Lucy

Riccardo LeBron

Tom

Crew

Episode-specific crew credits.

Mark Cendrowski

Director

Directing

Chuck Lorre

Story

Writing

Steve Holland

Teleplay

Writing

Maria Ferrari

Story

Writing

David Goetsch

Story

Writing

Eric Kaplan

Teleplay

Writing

Steven Molaro

Teleplay

Writing

Justin D. Hetzel

Production Coordinator

Production

Anthony Del Broccolo

Story Editor

Writing

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