Chevy Chase and Scott Bakula guest star on last night's Chuck. Scott Bakula played Chuck's father, Steve, while Chevy Chase played the owner of a huge computer company, Roark.
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The owner of Roark Instruments, Roark (Chevy Chase) himself comes to stop Chuck and his father, Steve (Scott Bakula) from using the Intersect.
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Chuck and his dad, Steve Bartowski (Scott Bakula) sit on opposite ends of the desk as they attempt to remove the Intersect from Chuck's head.
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Chuck and his father, Steve Bartowski (Scott Bakula) make their way into the room deep in Roark headquarters with the Intersect 2.0.
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In a very rare move, Chuck holds Casey at gunpoint with a tranquilizer gun. He's going on his way whether Casey likes it or not.
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Chuck Season 2 Episode 19 Quotes

You don't even have the common courtesy to threaten me with an actual firearm?

Casey [to Chuck holding him at gunpoint with a tranquilizer]

Chuck [to Sarah about his dad]: Maybe he's not as crazy as I remember
Steve (Chuck's Dad): We might want to wait until night time, they're tracking my every move