Here are some notable projects associated with Robert August:
* "Big Wednesday" (1978): He played himself in this iconic surfing film.
* "Riding Giants" (2004): He was featured in this documentary about the history of big wave surfing.
* "Step into Liquid" (2003): He participated in this documentary which showcased the art of big wave surfing.
* "The Endless Summer" (1966): Although not directly involved in the film, Robert August was heavily influenced by this classic surf documentary and later went on to be part of "The Endless Summer II" (1994).
You might be confusing Robert August with someone else, as his main focus has been on surfing and not acting.