Petulia

Julie Christie

Petulia Danner

George C. Scott

Dr. Archie Bollen

Richard Chamberlain

Dave Danner

Arthur Hill

Barney

Shirley Knight

Polo

Pippa Scott

May

Kathleen Widdoes

Wilma

Richard Dysart

Motel Receptionist

Ruth Kobart

Nun

Roger Bowen

Warren

Joseph Cotten

Mr. Danner

Austin Pendleton

Intern (uncredited)

Ellen Geer

Nun

Howard Hesseman

Hippie (uncredited)

Janis Joplin

Herself (uncredited)

René Auberjonois

Fred Six (uncredited)