"How many times does it take to steal the same diamond?"
Dortmunder and his pals plan to steal a huge diamond from a museum. But this turns out to be only the first time they have to steal it...
John Dortmunder

Andrew Kelp

Stanley Murch

Alan Greenburg

Dr. Amusa

Lt. Hoover

"Sis" Clara Kelp

Ma Murch

Frank, the Prison Warden

Policeman

Abe Greenberg

Rollo the Bartender

Happy Hippie

Cop At Police Station

Policeman

Dr. Strauss

Albert

Miasmo
Bird Lady
Otto
Big Museum Guard
Museum Guard #1

Museum Guard #2

Policeman

Prison Property Clerk (uncredited)

Police Officer (uncredited)
Prisoner (uncredited)