In 2010, Lifeline Theatre in Chicago performed an adaptation written by Robert Kauzlaric.

The show premiered at Lifeline Theatre of Chicago in February 2013.

Lifeline Theatre in Chicago, Illinois, produced individual plays of each of the three books over various years in the 1990s.

He moved to Chicago in 1983, where he helped found Lifeline Theatre, and eventually worked with the Steppenwolf Theatre Company.

In 2009, "Mariette In Ecstasy" was adapted for the stage at Lifeline Theatre in Chicago.

Lifeline Theatre has received numerous awards and nominations for both adult and children's programming:

Lifeline Theatre (Chicago, Illinois) presented an original adaptation of Busman's Honeymoon in the spring and summer of 2009.

A stage adaptation by Karen Tarjan was originally produced at Lifeline Theatre in Chicago in 2004.

A children's musical was produced at Lifeline Theatre in Chicago, Illinois in 1996.

Charles Picard portrayed Gandalf in the 1999 stage production of The Two Towers at Chicago's Lifeline Theatre.