Director producer Ivan Reitman passed away last night at the age of 75.
Ivan Reitman the best-known directing the 1984 classic Ghostbusters and it's sequel.
Most recently he produced his son film Ghostbusters afterlife.
He was a frequent collaborator actor comedian Bill Murray.
Other film credits include National Lampoon's Animal House.
The animated classic heavy metal.
Twins.
Meatballs.
And known for producing National Lampoon's radio show
