Cast of The Jerk

Steve Martin plays the lead role of Navin R. Johnson, a naive and innocent man who sets out to find his purpose in life.

Bernadette Peters portrays Marie Kimble Johnson, Navin's love interest who stands by his side throughout his misadventures.

Catlin Adams plays Patty Bernstein, a character in Navin's life who impacts his journey of self-discovery.

Mabel King portrays Mother, Navin's adoptive mother who helps him navigate the challenges he faces.

Richard Ward plays Father, Navin's adoptive father who influences his outlook on life.

Carl Gottlieb portrays Iron Balls McGinty, a tough character who crosses paths with Navin.

Dick Anthony Williams plays Taj, a supportive friend who encourages Navin on his journey.

Bill Macy portrays Stan Fox, a character who interacts with Navin during his adventures.

M. Emmet Walsh plays Madman, a character who adds a touch of unpredictability to Navin's life.

Dick O'Neill portrays Frosty, a character who brings humor and warmth to the story.

Maurice Evans plays Hobart, a character who plays a role in Navin's journey of self-discovery.

Helena Carroll portrays Hester, a character who adds depth to the storyline.