Angela is The Fireworks Woman (1975)

Director: Peter Locke as Abe Snake

Cast:
* Erica Eaton
* Helen Madigan
* Jennifer Jordan
* Sandy Fox
* Susan Sloan
* Alan Marlow
* David Christopher
* David Davidson
* Eric Edwards
* Jamie Gillis
* Lefty Cooper
* Marc Stevens

Angela and Peter are siblings and have loved each other since they were kids. They are both physically attracted to each other but Peter is studying to become a priest. She finally gets in bed with him and after that Peter start to have second thoughts on his plans for the future.