Harris, Andrew B. (1994). Broadway Theatre. Routledge. p. 98. ISBN0-415-10520-X. Retrieved April 16, 2008. By 1975, David Mamet and the St Nicholas Theater had settled in Chicago.
behindthevoiceactors.com
"William H Macy (visual voices guide)". Behind The Voice Actors. Retrieved August 6, 2023. A green check mark indicates that a role has been confirmed using a screenshot (or collage of screenshots) of a title's list of voice actors and their respective characters found in its opening and/or closing credits and/or other reliable sources of information.