In 1986 he auditioned for the role of "Bill S. Preston Esquire" in Bill & Ted's Excellent Adventure being one of the final picks along with Keanu Reeves, Donovan Leitch and Gary Riley. The role ultimately went to Alex Winter who had initially auditioned for the part of Ted "Theodore" Logan.

Description above from the Wikipedia article Matt Adler, licensed under CC-BY-SA, full list of contributors on Wikipedia.