Susan Dey

May

Tom Hulce

Jonathan

Michael Bowen

August

Shirley Jo Finney

Gloria

Heinrich Schweiger

August's Father

Cheech Marin

Syd

John Paragon

Hugo

Cassandra Peterson

Sheri

Timothy Carey

Vinnie

Robert R. Shafer

Commercial Director

Yana Nirvana

Woman in Bar

Biff Yeager

Jailer

Patti Tippo

Telegram Stripper

Peter Kent

Arnold Schwarzenegger (uncredited)