Gustav Fredrik Lorentzen was a Norwegian musician, comedian and writer. He is best known to most as his alter ego "Ludvigsen" in the duo Knutsen & Ludvigsen (1970–1986).

KNOWN FOR

Two Buddies and a Badger
2015
Two Buddies and a Badger 2: The Great Big Beast
2020
Andreas Diesens portretter
2010
Jahn Teigen: Ikke som alle andre
2020
Ta den ring
1982
Two Buddies
1974
Knutsen og Ludvigsen - alt det beste fra tiden i NRK!
2011

FILMOGRAPHY

All
Movies
TV
Acting
4
Writing
7
Sound
4
Crew
1
2020
Jahn Teigen: Ikke som alle andre
as Himself (archive footage)
2011
Knutsen og Ludvigsen - alt det beste fra tiden i NRK!
as Ludvigsen
2010
Andreas Diesens portretter
1982
Ta den ring
as Ludvigsen