Murder on the Blackboard
VoltarElenco
Edna May OliverHildegarde Withers
James GleasonInspector Oscar Piper
Bruce CabotAddison
Gertrude MichaelJane Davis
Regis ToomeyDetective Smiley North
Edgar KennedyDetective Donahue
Tully MarshallMr. MacFarland
Jackie SearlLeland Stanford Jones
Frederick VogedingOtto Schweitzer, the Janitor (as Fredrik Vogeding)- Barbara FritchieLouise Halloran
Gustav von SeyffertitzDr. Max Von Immen- Tom HerbertDetective McTeague
Jed ProutyDr. Levine
Wade BotelerBearded diner (Uncredited)
Tommy BuppSchool boy (sem créditos)
Frank MillsDiner Counterman (sem créditos)- Monte VandergriftPoliceman (sem créditos)
