Dennis Caswell is a games designer. Caswell has been working with Epyx and Starpath. Caswell's first game was Escape from the Mindmaster published by Starpath for Atari 2600 in 1982. Then, Dennis Caswell went on to work on Phaser Patrol as the designer. Afterwards, Dennis Caswell worked on Party Mix developed by Starpath in 1983. Most recently, Dennis Caswell was involved in the development of Impossible Mission.