After spending decades living in the shadow of his more famous and successful sibling, Consulting Detective Sigerson Holmes (Wilder) is called upon to help solve a crucial case that leads him on a hilarious trail of false identities, stolen documents, secret codes... and exposed backsides.
Cast: Gene Wilder, Madeline Kahn, Marty Feldman, Dom DeLuise, Leo McKern, Roy Kinnear, John Le Mesurier, Douglas Wilmer, Michael Crane, Albert Finney
