Walter Matthau was an American actor who appears as one of the residents of Hell in "Do the Handicapped Go to Hell?". Matthau was portrayed in South Park as such, 18 days following his death.
Background[]
When Satan and other residents of Hell are done singing "Hukilau", Walter asks him if he wants to drink some brew, an offer which Satan rejects as he has to unpack with Chris.
Appearance[]
Walter is seen with a real life photo of himself as his head and a dark green bathrobe with light blue pants.