CINEVERSE
Season 12 · Episode 5

The Planetarium Collision

The Big Bang Theory artwork
Series artwork

Episode Details

Season
Season 12
Episode
5
Air date
2018-10-18

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Plot

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Main Cast

7
Jim Parsons
as Sheldon Cooper
Kaley Cuoco
as Penny
Johnny Galecki
as Leonard Hofstadter
Simon Helberg
as Howard Wolowitz
Kunal Nayyar
as Rajesh
Melissa Rauch
as Bernadette Rostenkowski-Wolowitz
Mayim Bialik
as Amy Farrah Fowler

Guest Stars

5
E
Eddie Shin
as Dr. Park
A
Alison Martin
as Andrea
H
Hermie Castillo
as Colin
J
Joshua Malina
as President Siebert
Bob Newhart
as Arthur Jeffries