Marcin Sosnowski (born July 26, 1952 in Warsaw, Poland) - is a Polish director, songwriter and theatre, film and voice actor. In 1970 he graduated from the Theatre Academy in Cracow.
He is best known as Polish voice of Fat Cat from polish dubbing to Chip 'n Dale Rescue Rangers and 1st Polish voice of Launchpad to DuckTales.
- The New Adventures of Winnie the Pooh (Pooh Bear; other songs)
- DuckTales (other songs; lyrics to intro was written by Filip Łobodziński)
- Sleeping Beauty - Narrator (1995 version)
- Oliver & Company
- DuckTales: The Movie – Treasure of the Lost Lamp - Launchpad McQuack
- The Adventures Of Mickey and Donald
- DuckTales - Launchpad McQuack; other voices (first dubbing versions)
- The New Adventures of Winnie the Pooh - Crud
- Chip 'n Dale Rescue Rangers - Fat Cat; other voices
- Darkwing Duck - Launchpad McQuack
- The Little Mermaid (TV series) - King Augustus
- Aladdin (TV series) - Razoul