Peter S. Fischer Creator, Executive Producer, Writer Richard Levinson Creator William Link Creator Angela Lansbury Jessica Fletcher Actor Shaun Cassidy Chad Singer Guest Star Dinah Manoff Jenny Coopersmith Guest Star Paul Clemens Michael 'Mike' Prentice Guest Star George Grizzard Prof. Tyler Stoneham Guest Star Rene Auberjonois Prof. Harry Papasian Guest Star Tom Hallick Vice Chancellor Simon Guest Star Scott Jacoby Danny Young Guest Star Gerald K. Siegel Writer Nick Havinga Director Robert F. O'Neill Producer