American actor and writer who became known for his roles in such classic films as Ghostbusters and Honey, I Shrunk the Kids. He also had roles in Spaceballs, Little Shop of Horrors, and The Flintstones.
He was introduced to audiences when he performed memorable impressions on Canada's Second City Television (SCTV).
He won a 1984 Primetime Emmy for writing for his work on SCTV.
His marriage to Ann Belsky Moranis produced two children.
He co-starred with Ed O'Neill in the 1994 family comedy film Little Giants.