Jon Gries (59)

Dr. Roberts

Nick Rutherford (31)

Patient 88

Ahmed Bharoocha

Ahmed

Mark Proksch (38)

Randy Blink

June Squibb (86)

Patient 54

Dave Coulier (57)

Dave Coulier (voice)

Geoffrey Arend (38)

Brandon / Patient 86

Dan Gill

Rod / Patient 103

Mary Lynn Rajskub (45)

Patient 46

Liam Neeson (64)

Joey in the Center of Her Mind (voice)

Eugene Cordero (38)

Patient 37

Karen Brundage

Lunch Lady (voice)

Vanessa Celso

Denise (voice)

Stephnie Weir (48)

Diane

Breeda Wool (31)

Mother (voice)

Carol Herman

Nana (voice)

Stephanie Allynne (30)

Joey

Cleo King (54)

General Jim Joynose, Jr. / Patient 13

Tucker Smallwood (72)

General Jim Joynose, Sr. (voice)

Natalie Morales (31)

Patient 6

G.K. Bowes (29)

Chinnamasta (voice)

Jane Singer

Dream Nana (voice)

Ivy George (9)

Missing Child (voice)

Darrell Hammond (61)

Bill 'Wild Bill' Ruff

Tessa Goss

Patient 95

Craig Robinson (44)

Mr. Simzer

Taj Speights

Patient 56

Brent Sexton (63)

Patient 88's Father (voice)

Michael Trucco (46)

Franky, Jr. Jr. IV (voice)

Camille Ramsey

Laura Brackensmith (voice)