| Episode complete credited cast: |
 | Harald Schmidt | - | Himself - Host |
 | Helmut Zerlett | - | Himself - Bandleader (as Helmut Zerlett & Band) |
 | Katrin Bauerfeind | - | Herself - Interviewer |
| Claus Peymann | - | Himself - Guest |
| Jan Böhmermann | - | Himself - Wagenknecht Interviewer |
| Sahra Wagenknecht | - | Herself - Interviewee |
| Christian Brey | - | Himself / Dancer |
| Ralf Kabelka | - | Dr. Udo Brömme |
 | Monica Meier-Ivancan | - | Herself - Blechtrommel-Fan (as Monica) |
| Peter Richter | - | Himself - Expert (as Dr. Peter Richter) |
| Caroline Korneli | - | Herself - Burholdt Interviewer |
| Christian Burholdt | - | Himself - Interviewee (as Dr. Christian Burholdt) |
| Benjamin Grüter | - | Harald Schmidt 1977 as Penguin |
| Sebastian Schwab | - | Penguin's Stage Partner |
| Rest of cast listed alphabetically: |
 | Angela Merkel | - | Herself (archive footage) |
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