Rollenname: Lieutenant Columbo
Rollenname: Fielding Chase
Rollenname: Victoria Chase
Rollenname: Gerald 'Gerry' Winters
Rollenname: Station Manager
Rollenname: Theodore 'Ted' Malloy
Rollenname: Deirdre 'DeeDee' Ross
Rollenname: Deirdre's Agent
Rollenname: Senator Gordon Madison
Rollenname: Engineer
Rollenname: Allison Montgomery (TV News)
Rollenname: Jennifer Chambers - Soap Opera Actress (uncredited)
Ausführender Produzent
Molly Hagan (Victoria Chase)
William Shatner (Fielding Chase)
Jack Laufer (Gerald 'Gerry' Winters)
Peter Falk (Lieutenant Columbo)
Robin Clarke (Senator Gordon Madison)
Verschiedene
Kolja, der Telefonanrufer in der Radiosendung mit Senator Madison