Ralph Caspers
An image from Wissen macht Ah!, one of the productions that also features Ralph Caspers.
Ralph Caspers

Ralph Caspers

January 18, 1972 — Pasir Panjang, Borneo, Indonesia
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Robby and Toby's Fantastic Voyager
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Robby and Toby's Fantastic Voyager

2016

The Show with the Mouse
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The Show with the Mouse

1971

Quarks
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Quarks

1993

WDR Computernacht
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WDR Computernacht

2013

Wissen macht Ah!
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Wissen macht Ah!

2001