Charlie Chaplin

~ as ~

Dentist's assistant

Fritz Schade

~ as ~

Dr Pain, the dentist

Alice Howell

~ as ~

Dentist's wife

Joseph Sutherland

~ as ~

Short Assistant

Slim Summerville

~ as ~

Patient

Josef Swickard

~ as ~

Patient

Mack Swain

~ as ~

Patient

Helen Carruthers

~ as ~

Pretty Patient (uncredited)

Fred Hibbard

~ as ~

Bearded Patient (uncredited)

Gene Marsh

~ as ~

Patient (uncredited)