Steppenwolf Theatre Company has announced the addition of ensemble member Randall Arney in the role of ‘Dr. Sweet’ to the cast of “Bug” by Tracy Letts, directed David Cromer.

Completing the cast are Jennifer Engstrom (R.C.) and Steve Key (Jerry Goss) along with previously announced ensemble members Carrie Coon (Agnes White) and Namir Smallwood (Peter Evans).

The Bug creative team includes Takeshi Kata (Scenic Design); Sarah Laux (Costume Design); Heather Gilbert (Lighting Design); Josh Schmidt (Sound Design); Christine D. Freeburg (Production Stage Manager); Jaclynn Joslin (Assistant Stage Manager); Heather Sparling (Assistant Lighting Designer); JC Clementz (Casting Director); and Hallie Gordon (Artistic Producer).

In a seedy Oklahoma motel room, a lonely waitress begins an unexpected love affair with a young drifter. And then they see the first bugs…

The production runs January 23 through March 8 in the Downstairs Theatre (1650 N. Halsted St). For more information visit steppenwolf.org.