Larsen

Respondent Johannes was employed by appellant landowners to design a large $900,000 apartment house project. He prepared the basic architectural plans and specifications. Disputes arose before any further architectural services were rendered during actual construction or any supervision was provided. The landowners purported to terminate his contracts for services. Thereafter, there was a mutual rescission. In this *496 transaction, the parties executed a mutual release “from any and all claims, demands, actions, or suits of any kind, arising out of any liability, known or unknown, of said parties to each other, including but not limited to, any liability arising out of the agreements made by the parties on August 21, 1962, January 15, 1965,' and March 30, 1965, with respect to The Pentagon Apartment project.” .

Based upon such rescission and the mutual release, Johannes secured a summary judgment, upon appellants’ refusal to honor this settlement and to relieve him of this claim, suing him in their cross-complaint filed herein. This appeal followed.

The controversy is based upon the following documents: (1) the contracts between appellant owners and architect Johannes…